Home / 629,864,687.40-944,797,031.10-370,946,632.20

Finding the Fourth Proportional to 629,864,687.40, 944,797,031.10 and 370,946,632.20

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Solution

The fourth proportional to 629,864,687.40, 944,797,031.10 and 370,946,632.20 is: 556,419,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,864,687.40 : 944,797,031.10 = 370,946,632.20 : x
  2. Step 2: Convert to fraction form
    629,864,687.40/944,797,031.10 = 370,946,632.20/x
  3. Step 3: Cross multiply
    629,864,687.40x = 944,797,031.10 × 370,946,632.20
  4. Step 4: Simplify right side
    629,864,687.40x = 350,469,276,799,103,680
  5. Step 5: Solve for x
    x = 350,469,276,799,103,680/629,864,687.40
  6. Step 6: Final answer
    x = 556,419,948.30

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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.