Home / 83,663,729.10-125,495,593.65-38,314,097.10

Finding the Fourth Proportional to 83,663,729.10, 125,495,593.65 and 38,314,097.10

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Solution

The fourth proportional to 83,663,729.10, 125,495,593.65 and 38,314,097.10 is: 57,471,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,663,729.10 : 125,495,593.65 = 38,314,097.10 : x
  2. Step 2: Convert to fraction form
    83,663,729.10/125,495,593.65 = 38,314,097.10/x
  3. Step 3: Cross multiply
    83,663,729.10x = 125,495,593.65 × 38,314,097.10
  4. Step 4: Simplify right side
    83,663,729.10x = 4,808,250,360,728,244
  5. Step 5: Solve for x
    x = 4,808,250,360,728,244/83,663,729.10
  6. Step 6: Final answer
    x = 57,471,145.65

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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.