Home / 8,442,024,003.10-12,663,036,004.65-4,088,459,331.10

Finding the Fourth Proportional to 8,442,024,003.10, 12,663,036,004.65 and 4,088,459,331.10

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Solution

The fourth proportional to 8,442,024,003.10, 12,663,036,004.65 and 4,088,459,331.10 is: 6,132,688,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,024,003.10 : 12,663,036,004.65 = 4,088,459,331.10 : x
  2. Step 2: Convert to fraction form
    8,442,024,003.10/12,663,036,004.65 = 4,088,459,331.10/x
  3. Step 3: Cross multiply
    8,442,024,003.10x = 12,663,036,004.65 × 4,088,459,331.10
  4. Step 4: Simplify right side
    8,442,024,003.10x = 51,772,307,713,266,548,736
  5. Step 5: Solve for x
    x = 51,772,307,713,266,548,736/8,442,024,003.10
  6. Step 6: Final answer
    x = 6,132,688,996.65

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Half scale
Find fourth proportional to 16,884,048,006.20, 25,326,072,009.30 and 8,176,918,662.20
Double scale
Find fourth proportional to 8,442,024,004.10, 12,663,036,006.15 and 4,088,459,332.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.