Home / 371,778,794,278.65-557,922,926,410.30-129,755,904,379.12

Finding the Fourth Proportional to 371,778,794,278.65, 557,922,926,410.30 and 129,755,904,379.12

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Solution

The fourth proportional to 371,778,794,278.65, 557,922,926,410.30 and 129,755,904,379.12 is: 194,722,762,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,778,794,278.65 : 557,922,926,410.30 = 129,755,904,379.12 : x
  2. Step 2: Convert to fraction form
    371,778,794,278.65/557,922,926,410.30 = 129,755,904,379.12/x
  3. Step 3: Cross multiply
    371,778,794,278.65x = 557,922,926,410.30 × 129,755,904,379.12
  4. Step 4: Simplify right side
    371,778,794,278.65x = 72,393,793,890,213,695,586,304
  5. Step 5: Solve for x
    x = 72,393,793,890,213,695,586,304/371,778,794,278.65
  6. Step 6: Final answer
    x = 194,722,762,578.96

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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.