Home / 836,049,326.94-1,253,372,488.02-369,635,447.70

Finding the Fourth Proportional to 836,049,326.94, 1,253,372,488.02 and 369,635,447.70

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Solution

The fourth proportional to 836,049,326.94, 1,253,372,488.02 and 369,635,447.70 is: 554,143,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,049,326.94 : 1,253,372,488.02 = 369,635,447.70 : x
  2. Step 2: Convert to fraction form
    836,049,326.94/1,253,372,488.02 = 369,635,447.70/x
  3. Step 3: Cross multiply
    836,049,326.94x = 1,253,372,488.02 × 369,635,447.70
  4. Step 4: Simplify right side
    836,049,326.94x = 463,290,900,744,135,552
  5. Step 5: Solve for x
    x = 463,290,900,744,135,552/836,049,326.94
  6. Step 6: Final answer
    x = 554,143,022.21

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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.