Home / 83,663,731.60-125,495,597.40-38,314,099.60

Finding the Fourth Proportional to 83,663,731.60, 125,495,597.40 and 38,314,099.60

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Solution

The fourth proportional to 83,663,731.60, 125,495,597.40 and 38,314,099.60 is: 57,471,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,663,731.60 : 125,495,597.40 = 38,314,099.60 : x
  2. Step 2: Convert to fraction form
    83,663,731.60/125,495,597.40 = 38,314,099.60/x
  3. Step 3: Cross multiply
    83,663,731.60x = 125,495,597.40 × 38,314,099.60
  4. Step 4: Simplify right side
    83,663,731.60x = 4,808,250,818,145,101
  5. Step 5: Solve for x
    x = 4,808,250,818,145,101/83,663,731.60
  6. Step 6: Final answer
    x = 57,471,149.40

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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.