Home / 5,101,490,897.10-7,652,236,345.65-2,157,095,180.70

Finding the Fourth Proportional to 5,101,490,897.10, 7,652,236,345.65 and 2,157,095,180.70

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Solution

The fourth proportional to 5,101,490,897.10, 7,652,236,345.65 and 2,157,095,180.70 is: 3,235,642,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,490,897.10 : 7,652,236,345.65 = 2,157,095,180.70 : x
  2. Step 2: Convert to fraction form
    5,101,490,897.10/7,652,236,345.65 = 2,157,095,180.70/x
  3. Step 3: Cross multiply
    5,101,490,897.10x = 7,652,236,345.65 × 2,157,095,180.70
  4. Step 4: Simplify right side
    5,101,490,897.10x = 16,506,602,142,778,992,640
  5. Step 5: Solve for x
    x = 16,506,602,142,778,992,640/5,101,490,897.10
  6. Step 6: Final answer
    x = 3,235,642,771.05

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Double scale
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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.