Home / 543,847,711,919.55-750,512,175,722.35-296,655,377,469.03

Finding the Fourth Proportional to 543,847,711,919.55, 750,512,175,722.35 and 296,655,377,469.03

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Solution

The fourth proportional to 543,847,711,919.55, 750,512,175,722.35 and 296,655,377,469.03 is: 409,385,693,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,711,919.55 : 750,512,175,722.35 = 296,655,377,469.03 : x
  2. Step 2: Convert to fraction form
    543,847,711,919.55/750,512,175,722.35 = 296,655,377,469.03/x
  3. Step 3: Cross multiply
    543,847,711,919.55x = 750,512,175,722.35 × 296,655,377,469.03
  4. Step 4: Simplify right side
    543,847,711,919.55x = 222,643,472,784,016,736,780,288
  5. Step 5: Solve for x
    x = 222,643,472,784,016,736,780,288/543,847,711,919.55
  6. Step 6: Final answer
    x = 409,385,693,649.75

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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.