Home / 543,847,711,920.15-750,512,175,723.15-296,655,377,469.63

Finding the Fourth Proportional to 543,847,711,920.15, 750,512,175,723.15 and 296,655,377,469.63

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Solution

The fourth proportional to 543,847,711,920.15, 750,512,175,723.15 and 296,655,377,469.63 is: 409,385,693,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,711,920.15 : 750,512,175,723.15 = 296,655,377,469.63 : x
  2. Step 2: Convert to fraction form
    543,847,711,920.15/750,512,175,723.15 = 296,655,377,469.63/x
  3. Step 3: Cross multiply
    543,847,711,920.15x = 750,512,175,723.15 × 296,655,377,469.63
  4. Step 4: Simplify right side
    543,847,711,920.15x = 222,643,472,784,704,367,755,264
  5. Step 5: Solve for x
    x = 222,643,472,784,704,367,755,264/543,847,711,920.15
  6. Step 6: Final answer
    x = 409,385,693,650.57

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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.