Home / 653,876,891.72-981,274,959.32-591,359,943.95

Finding the Fourth Proportional to 653,876,891.72, 981,274,959.32 and 591,359,943.95

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Solution

The fourth proportional to 653,876,891.72, 981,274,959.32 and 591,359,943.95 is: 887,455,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,876,891.72 : 981,274,959.32 = 591,359,943.95 : x
  2. Step 2: Convert to fraction form
    653,876,891.72/981,274,959.32 = 591,359,943.95/x
  3. Step 3: Cross multiply
    653,876,891.72x = 981,274,959.32 × 591,359,943.95
  4. Step 4: Simplify right side
    653,876,891.72x = 580,286,704,942,159,744
  5. Step 5: Solve for x
    x = 580,286,704,942,159,744/653,876,891.72
  6. Step 6: Final answer
    x = 887,455,593.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.