Home / 783,967,877.91-1,175,951,816.46-292,719,511.53

Finding the Fourth Proportional to 783,967,877.91, 1,175,951,816.46 and 292,719,511.53

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Solution

The fourth proportional to 783,967,877.91, 1,175,951,816.46 and 292,719,511.53 is: 439,079,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,967,877.91 : 1,175,951,816.46 = 292,719,511.53 : x
  2. Step 2: Convert to fraction form
    783,967,877.91/1,175,951,816.46 = 292,719,511.53/x
  3. Step 3: Cross multiply
    783,967,877.91x = 1,175,951,816.46 × 292,719,511.53
  4. Step 4: Simplify right side
    783,967,877.91x = 344,224,041,296,987,392
  5. Step 5: Solve for x
    x = 344,224,041,296,987,392/783,967,877.91
  6. Step 6: Final answer
    x = 439,079,267.14

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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.