Home / 329,554,806.30-494,332,209.45-99,493,997.40

Finding the Fourth Proportional to 329,554,806.30, 494,332,209.45 and 99,493,997.40

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Solution

The fourth proportional to 329,554,806.30, 494,332,209.45 and 99,493,997.40 is: 149,240,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,554,806.30 : 494,332,209.45 = 99,493,997.40 : x
  2. Step 2: Convert to fraction form
    329,554,806.30/494,332,209.45 = 99,493,997.40/x
  3. Step 3: Cross multiply
    329,554,806.30x = 494,332,209.45 × 99,493,997.40
  4. Step 4: Simplify right side
    329,554,806.30x = 49,183,087,561,754,560
  5. Step 5: Solve for x
    x = 49,183,087,561,754,560/329,554,806.30
  6. Step 6: Final answer
    x = 149,240,996.10

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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.