Home / 3,189,446,656.90-4,784,169,985.35-2,995,576,980.10

Finding the Fourth Proportional to 3,189,446,656.90, 4,784,169,985.35 and 2,995,576,980.10

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Solution

The fourth proportional to 3,189,446,656.90, 4,784,169,985.35 and 2,995,576,980.10 is: 4,493,365,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,446,656.90 : 4,784,169,985.35 = 2,995,576,980.10 : x
  2. Step 2: Convert to fraction form
    3,189,446,656.90/4,784,169,985.35 = 2,995,576,980.10/x
  3. Step 3: Cross multiply
    3,189,446,656.90x = 4,784,169,985.35 × 2,995,576,980.10
  4. Step 4: Simplify right side
    3,189,446,656.90x = 14,331,349,476,999,815,168
  5. Step 5: Solve for x
    x = 14,331,349,476,999,815,168/3,189,446,656.90
  6. Step 6: Final answer
    x = 4,493,365,470.15

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Double scale
Find fourth proportional to 3,189,446,657.90, 4,784,169,986.85 and 2,995,576,981.10
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.