Home / 543,847,711,854.90-750,512,175,633.25-296,655,377,404.40

Finding the Fourth Proportional to 543,847,711,854.90, 750,512,175,633.25 and 296,655,377,404.40

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Solution

The fourth proportional to 543,847,711,854.90, 750,512,175,633.25 and 296,655,377,404.40 is: 409,385,693,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,711,854.90 : 750,512,175,633.25 = 296,655,377,404.40 : x
  2. Step 2: Convert to fraction form
    543,847,711,854.90/750,512,175,633.25 = 296,655,377,404.40/x
  3. Step 3: Cross multiply
    543,847,711,854.90x = 750,512,175,633.25 × 296,655,377,404.40
  4. Step 4: Simplify right side
    543,847,711,854.90x = 222,643,472,709,079,120,478,208
  5. Step 5: Solve for x
    x = 222,643,472,709,079,120,478,208/543,847,711,854.90
  6. Step 6: Final answer
    x = 409,385,693,560.63

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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.