Home / 162,385,220.70-243,647,815.05-94,286,123.10

Finding the Fourth Proportional to 162,385,220.70, 243,647,815.05 and 94,286,123.10

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Solution

The fourth proportional to 162,385,220.70, 243,647,815.05 and 94,286,123.10 is: 141,469,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,385,220.70 : 243,647,815.05 = 94,286,123.10 : x
  2. Step 2: Convert to fraction form
    162,385,220.70/243,647,815.05 = 94,286,123.10/x
  3. Step 3: Cross multiply
    162,385,220.70x = 243,647,815.05 × 94,286,123.10
  4. Step 4: Simplify right side
    162,385,220.70x = 22,972,607,882,850,332
  5. Step 5: Solve for x
    x = 22,972,607,882,850,332/162,385,220.70
  6. Step 6: Final answer
    x = 141,469,819.63

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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.