Home / 756,795,545.28-1,044,180,209.16-443,361,266.28

Finding the Fourth Proportional to 756,795,545.28, 1,044,180,209.16 and 443,361,266.28

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Solution

The fourth proportional to 756,795,545.28, 1,044,180,209.16 and 443,361,266.28 is: 611,722,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,795,545.28 : 1,044,180,209.16 = 443,361,266.28 : x
  2. Step 2: Convert to fraction form
    756,795,545.28/1,044,180,209.16 = 443,361,266.28/x
  3. Step 3: Cross multiply
    756,795,545.28x = 1,044,180,209.16 × 443,361,266.28
  4. Step 4: Simplify right side
    756,795,545.28x = 462,949,059,757,692,800
  5. Step 5: Solve for x
    x = 462,949,059,757,692,800/756,795,545.28
  6. Step 6: Final answer
    x = 611,722,760.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.