Home / 271,098,123.20-406,363,749.60-148,087,246.40

Finding the Fourth Proportional to 271,098,123.20, 406,363,749.60 and 148,087,246.40

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Solution

The fourth proportional to 271,098,123.20, 406,363,749.60 and 148,087,246.40 is: 221,976,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,098,123.20 : 406,363,749.60 = 148,087,246.40 : x
  2. Step 2: Convert to fraction form
    271,098,123.20/406,363,749.60 = 148,087,246.40/x
  3. Step 3: Cross multiply
    271,098,123.20x = 406,363,749.60 × 148,087,246.40
  4. Step 4: Simplify right side
    271,098,123.20x = 60,177,288,715,043,104
  5. Step 5: Solve for x
    x = 60,177,288,715,043,104/271,098,123.20
  6. Step 6: Final answer
    x = 221,976,043.23

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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.