Home / 371,778,794,284.48-557,922,926,419.02-129,755,904,384.92

Finding the Fourth Proportional to 371,778,794,284.48, 557,922,926,419.02 and 129,755,904,384.92

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Solution

The fourth proportional to 371,778,794,284.48, 557,922,926,419.02 and 129,755,904,384.92 is: 194,722,762,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,778,794,284.48 : 557,922,926,419.02 = 129,755,904,384.92 : x
  2. Step 2: Convert to fraction form
    371,778,794,284.48/557,922,926,419.02 = 129,755,904,384.92/x
  3. Step 3: Cross multiply
    371,778,794,284.48x = 557,922,926,419.02 × 129,755,904,384.92
  4. Step 4: Simplify right side
    371,778,794,284.48x = 72,393,793,894,581,115,289,600
  5. Step 5: Solve for x
    x = 72,393,793,894,581,115,289,600/371,778,794,284.48
  6. Step 6: Final answer
    x = 194,722,762,587.65

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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.