Home / 126,083,210.24-173,999,156.76-73,155,921.24

Finding the Fourth Proportional to 126,083,210.24, 173,999,156.76 and 73,155,921.24

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Solution

The fourth proportional to 126,083,210.24, 173,999,156.76 and 73,155,921.24 is: 100,957,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,083,210.24 : 173,999,156.76 = 73,155,921.24 : x
  2. Step 2: Convert to fraction form
    126,083,210.24/173,999,156.76 = 73,155,921.24/x
  3. Step 3: Cross multiply
    126,083,210.24x = 173,999,156.76 × 73,155,921.24
  4. Step 4: Simplify right side
    126,083,210.24x = 12,729,068,607,760,972
  5. Step 5: Solve for x
    x = 12,729,068,607,760,972/126,083,210.24
  6. Step 6: Final answer
    x = 100,957,681.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.