Home / 329,238,066.70-493,857,100.05-275,668,813.90

Finding the Fourth Proportional to 329,238,066.70, 493,857,100.05 and 275,668,813.90

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Solution

The fourth proportional to 329,238,066.70, 493,857,100.05 and 275,668,813.90 is: 413,503,220.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,238,066.70 : 493,857,100.05 = 275,668,813.90 : x
  2. Step 2: Convert to fraction form
    329,238,066.70/493,857,100.05 = 275,668,813.90/x
  3. Step 3: Cross multiply
    329,238,066.70x = 493,857,100.05 × 275,668,813.90
  4. Step 4: Simplify right side
    329,238,066.70x = 136,141,001,006,877,120
  5. Step 5: Solve for x
    x = 136,141,001,006,877,120/329,238,066.70
  6. Step 6: Final answer
    x = 413,503,220.85

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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.