Home / 125,443,395.08-187,890,755.34-88,941,140.36

Finding the Fourth Proportional to 125,443,395.08, 187,890,755.34 and 88,941,140.36

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Solution

The fourth proportional to 125,443,395.08, 187,890,755.34 and 88,941,140.36 is: 133,217,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,443,395.08 : 187,890,755.34 = 88,941,140.36 : x
  2. Step 2: Convert to fraction form
    125,443,395.08/187,890,755.34 = 88,941,140.36/x
  3. Step 3: Cross multiply
    125,443,395.08x = 187,890,755.34 × 88,941,140.36
  4. Step 4: Simplify right side
    125,443,395.08x = 16,711,218,043,041,360
  5. Step 5: Solve for x
    x = 16,711,218,043,041,360/125,443,395.08
  6. Step 6: Final answer
    x = 133,217,201.53

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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.