Home / 157,771,390.08-217,725,612.24-88,159,704.96

Finding the Fourth Proportional to 157,771,390.08, 217,725,612.24 and 88,159,704.96

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Solution

The fourth proportional to 157,771,390.08, 217,725,612.24 and 88,159,704.96 is: 121,661,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,771,390.08 : 217,725,612.24 = 88,159,704.96 : x
  2. Step 2: Convert to fraction form
    157,771,390.08/217,725,612.24 = 88,159,704.96/x
  3. Step 3: Cross multiply
    157,771,390.08x = 217,725,612.24 × 88,159,704.96
  4. Step 4: Simplify right side
    157,771,390.08x = 19,194,625,737,313,764
  5. Step 5: Solve for x
    x = 19,194,625,737,313,764/157,771,390.08
  6. Step 6: Final answer
    x = 121,661,004.11

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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.