Home / 134,755,847.26-185,963,629.50-72,876,185.80

Finding the Fourth Proportional to 134,755,847.26, 185,963,629.50 and 72,876,185.80

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Solution

The fourth proportional to 134,755,847.26, 185,963,629.50 and 72,876,185.80 is: 100,569,439.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,847.26 : 185,963,629.50 = 72,876,185.80 : x
  2. Step 2: Convert to fraction form
    134,755,847.26/185,963,629.50 = 72,876,185.80/x
  3. Step 3: Cross multiply
    134,755,847.26x = 185,963,629.50 × 72,876,185.80
  4. Step 4: Simplify right side
    134,755,847.26x = 13,552,320,015,484,360
  5. Step 5: Solve for x
    x = 13,552,320,015,484,360/134,755,847.26
  6. Step 6: Final answer
    x = 100,569,439.41

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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.