Home / 99,074,429.70-148,611,644.55-60,332,380.80

Finding the Fourth Proportional to 99,074,429.70, 148,611,644.55 and 60,332,380.80

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Solution

The fourth proportional to 99,074,429.70, 148,611,644.55 and 60,332,380.80 is: 90,498,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,074,429.70 : 148,611,644.55 = 60,332,380.80 : x
  2. Step 2: Convert to fraction form
    99,074,429.70/148,611,644.55 = 60,332,380.80/x
  3. Step 3: Cross multiply
    99,074,429.70x = 148,611,644.55 × 60,332,380.80
  4. Step 4: Simplify right side
    99,074,429.70x = 8,966,094,330,304,845
  5. Step 5: Solve for x
    x = 8,966,094,330,304,845/99,074,429.70
  6. Step 6: Final answer
    x = 90,498,571.20

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Similar ratio
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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.