Home / 763,451,839.09-1,146,901,650.36-452,763,232.82

Finding the Fourth Proportional to 763,451,839.09, 1,146,901,650.36 and 452,763,232.82

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Solution

The fourth proportional to 763,451,839.09, 1,146,901,650.36 and 452,763,232.82 is: 680,167,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,451,839.09 : 1,146,901,650.36 = 452,763,232.82 : x
  2. Step 2: Convert to fraction form
    763,451,839.09/1,146,901,650.36 = 452,763,232.82/x
  3. Step 3: Cross multiply
    763,451,839.09x = 1,146,901,650.36 × 452,763,232.82
  4. Step 4: Simplify right side
    763,451,839.09x = 519,274,898,943,586,880
  5. Step 5: Solve for x
    x = 519,274,898,943,586,880/763,451,839.09
  6. Step 6: Final answer
    x = 680,167,198.97

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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.