Home / 134,755,831.23-185,963,607.57-72,876,169.79

Finding the Fourth Proportional to 134,755,831.23, 185,963,607.57 and 72,876,169.79

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Solution

The fourth proportional to 134,755,831.23, 185,963,607.57 and 72,876,169.79 is: 100,569,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,831.23 : 185,963,607.57 = 72,876,169.79 : x
  2. Step 2: Convert to fraction form
    134,755,831.23/185,963,607.57 = 72,876,169.79/x
  3. Step 3: Cross multiply
    134,755,831.23x = 185,963,607.57 × 72,876,169.79
  4. Step 4: Simplify right side
    134,755,831.23x = 13,552,315,440,032,250
  5. Step 5: Solve for x
    x = 13,552,315,440,032,250/134,755,831.23
  6. Step 6: Final answer
    x = 100,569,417.41

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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.