Home / 247,306,781.52-370,987,077.24-91,842,352.92

Finding the Fourth Proportional to 247,306,781.52, 370,987,077.24 and 91,842,352.92

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Solution

The fourth proportional to 247,306,781.52, 370,987,077.24 and 91,842,352.92 is: 137,773,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,306,781.52 : 370,987,077.24 = 91,842,352.92 : x
  2. Step 2: Convert to fraction form
    247,306,781.52/370,987,077.24 = 91,842,352.92/x
  3. Step 3: Cross multiply
    247,306,781.52x = 370,987,077.24 × 91,842,352.92
  4. Step 4: Simplify right side
    247,306,781.52x = 34,072,326,076,635,380
  5. Step 5: Solve for x
    x = 34,072,326,076,635,380/247,306,781.52
  6. Step 6: Final answer
    x = 137,773,521.08

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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.