Home / 67,158,046.35-100,737,069.53-52,545,387.15

Finding the Fourth Proportional to 67,158,046.35, 100,737,069.53 and 52,545,387.15

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Solution

The fourth proportional to 67,158,046.35, 100,737,069.53 and 52,545,387.15 is: 78,818,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,158,046.35 : 100,737,069.53 = 52,545,387.15 : x
  2. Step 2: Convert to fraction form
    67,158,046.35/100,737,069.53 = 52,545,387.15/x
  3. Step 3: Cross multiply
    67,158,046.35x = 100,737,069.53 × 52,545,387.15
  4. Step 4: Simplify right side
    67,158,046.35x = 5,293,268,318,547,592
  5. Step 5: Solve for x
    x = 5,293,268,318,547,592/67,158,046.35
  6. Step 6: Final answer
    x = 78,818,080.73

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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.