Home / 156,474,026.57-215,956,611.83-93,752,601.53

Finding the Fourth Proportional to 156,474,026.57, 215,956,611.83 and 93,752,601.53

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Solution

The fourth proportional to 156,474,026.57, 215,956,611.83 and 93,752,601.53 is: 129,392,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,474,026.57 : 215,956,611.83 = 93,752,601.53 : x
  2. Step 2: Convert to fraction form
    156,474,026.57/215,956,611.83 = 93,752,601.53/x
  3. Step 3: Cross multiply
    156,474,026.57x = 215,956,611.83 × 93,752,601.53
  4. Step 4: Simplify right side
    156,474,026.57x = 20,246,494,176,198,112
  5. Step 5: Solve for x
    x = 20,246,494,176,198,112/156,474,026.57
  6. Step 6: Final answer
    x = 129,392,044.29

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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.