Home / 928,053,414-1,280,747,384.64-531,653,015.52

Finding the Fourth Proportional to 928,053,414, 1,280,747,384.64 and 531,653,015.52

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Solution

The fourth proportional to 928,053,414, 1,280,747,384.64 and 531,653,015.52 is: 733,700,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,053,414 : 1,280,747,384.64 = 531,653,015.52 : x
  2. Step 2: Convert to fraction form
    928,053,414/1,280,747,384.64 = 531,653,015.52/x
  3. Step 3: Cross multiply
    928,053,414x = 1,280,747,384.64 × 531,653,015.52
  4. Step 4: Simplify right side
    928,053,414x = 680,913,209,163,209,344
  5. Step 5: Solve for x
    x = 680,913,209,163,209,344/928,053,414
  6. Step 6: Final answer
    x = 733,700,451.82

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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.