Home / 832,356,163.20-1,248,156,331.20-314,614,531.20

Finding the Fourth Proportional to 832,356,163.20, 1,248,156,331.20 and 314,614,531.20

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Solution

The fourth proportional to 832,356,163.20, 1,248,156,331.20 and 314,614,531.20 is: 471,778,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,356,163.20 : 1,248,156,331.20 = 314,614,531.20 : x
  2. Step 2: Convert to fraction form
    832,356,163.20/1,248,156,331.20 = 314,614,531.20/x
  3. Step 3: Cross multiply
    832,356,163.20x = 1,248,156,331.20 × 314,614,531.20
  4. Step 4: Simplify right side
    832,356,163.20x = 392,688,119,004,799,936
  5. Step 5: Solve for x
    x = 392,688,119,004,799,936/832,356,163.20
  6. Step 6: Final answer
    x = 471,778,952.77

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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.