Home / 129,822,060.26-194,423,957.75-75,119,361.90

Finding the Fourth Proportional to 129,822,060.26, 194,423,957.75 and 75,119,361.90

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Solution

The fourth proportional to 129,822,060.26, 194,423,957.75 and 75,119,361.90 is: 112,500,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,822,060.26 : 194,423,957.75 = 75,119,361.90 : x
  2. Step 2: Convert to fraction form
    129,822,060.26/194,423,957.75 = 75,119,361.90/x
  3. Step 3: Cross multiply
    129,822,060.26x = 194,423,957.75 × 75,119,361.90
  4. Step 4: Simplify right side
    129,822,060.26x = 14,605,003,644,440,360
  5. Step 5: Solve for x
    x = 14,605,003,644,440,360/129,822,060.26
  6. Step 6: Final answer
    x = 112,500,168.43

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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.