Home / 162,722,648.61-224,558,902.98-88,384,660.79

Finding the Fourth Proportional to 162,722,648.61, 224,558,902.98 and 88,384,660.79

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Solution

The fourth proportional to 162,722,648.61, 224,558,902.98 and 88,384,660.79 is: 121,971,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,722,648.61 : 224,558,902.98 = 88,384,660.79 : x
  2. Step 2: Convert to fraction form
    162,722,648.61/224,558,902.98 = 88,384,660.79/x
  3. Step 3: Cross multiply
    162,722,648.61x = 224,558,902.98 × 88,384,660.79
  4. Step 4: Simplify right side
    162,722,648.61x = 19,847,562,466,139,024
  5. Step 5: Solve for x
    x = 19,847,562,466,139,024/162,722,648.61
  6. Step 6: Final answer
    x = 121,971,726.96

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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.