Home / 22,801,053,520.18-31,465,453,176.02-12,639,755,640.71

Finding the Fourth Proportional to 22,801,053,520.18, 31,465,453,176.02 and 12,639,755,640.71

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Solution

The fourth proportional to 22,801,053,520.18, 31,465,453,176.02 and 12,639,755,640.71 is: 17,442,862,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,801,053,520.18 : 31,465,453,176.02 = 12,639,755,640.71 : x
  2. Step 2: Convert to fraction form
    22,801,053,520.18/31,465,453,176.02 = 12,639,755,640.71/x
  3. Step 3: Cross multiply
    22,801,053,520.18x = 31,465,453,176.02 × 12,639,755,640.71
  4. Step 4: Simplify right side
    22,801,053,520.18x = 397,715,639,269,031,936,000
  5. Step 5: Solve for x
    x = 397,715,639,269,031,936,000/22,801,053,520.18
  6. Step 6: Final answer
    x = 17,442,862,406.21

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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.