Home / 127,427,227.90-191,169,600.24-38,803,726.47

Finding the Fourth Proportional to 127,427,227.90, 191,169,600.24 and 38,803,726.47

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Solution

The fourth proportional to 127,427,227.90, 191,169,600.24 and 38,803,726.47 is: 58,214,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427,227.90 : 191,169,600.24 = 38,803,726.47 : x
  2. Step 2: Convert to fraction form
    127,427,227.90/191,169,600.24 = 38,803,726.47/x
  3. Step 3: Cross multiply
    127,427,227.90x = 191,169,600.24 × 38,803,726.47
  4. Step 4: Simplify right side
    127,427,227.90x = 7,418,092,876,660,812
  5. Step 5: Solve for x
    x = 7,418,092,876,660,812/127,427,227.90
  6. Step 6: Final answer
    x = 58,214,347.11

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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.