Home / 78,885,691.26-118,341,251.90-24,298,251.39

Finding the Fourth Proportional to 78,885,691.26, 118,341,251.90 and 24,298,251.39

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Solution

The fourth proportional to 78,885,691.26, 118,341,251.90 and 24,298,251.39 is: 36,451,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,885,691.26 : 118,341,251.90 = 24,298,251.39 : x
  2. Step 2: Convert to fraction form
    78,885,691.26/118,341,251.90 = 24,298,251.39/x
  3. Step 3: Cross multiply
    78,885,691.26x = 118,341,251.90 × 24,298,251.39
  4. Step 4: Simplify right side
    78,885,691.26x = 2,875,485,487,908,244
  5. Step 5: Solve for x
    x = 2,875,485,487,908,244/78,885,691.26
  6. Step 6: Final answer
    x = 36,451,293.54

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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.