Home / 543,847,711,920.85-750,512,175,724.13-296,655,377,470.30

Finding the Fourth Proportional to 543,847,711,920.85, 750,512,175,724.13 and 296,655,377,470.30

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Solution

The fourth proportional to 543,847,711,920.85, 750,512,175,724.13 and 296,655,377,470.30 is: 409,385,693,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,711,920.85 : 750,512,175,724.13 = 296,655,377,470.30 : x
  2. Step 2: Convert to fraction form
    543,847,711,920.85/750,512,175,724.13 = 296,655,377,470.30/x
  3. Step 3: Cross multiply
    543,847,711,920.85x = 750,512,175,724.13 × 296,655,377,470.30
  4. Step 4: Simplify right side
    543,847,711,920.85x = 222,643,472,785,497,896,517,632
  5. Step 5: Solve for x
    x = 222,643,472,785,497,896,517,632/543,847,711,920.85
  6. Step 6: Final answer
    x = 409,385,693,651.50

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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.