Home / 327,428,490.92-451,849,018.85-178,749,612

Finding the Fourth Proportional to 327,428,490.92, 451,849,018.85 and 178,749,612

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Solution

The fourth proportional to 327,428,490.92, 451,849,018.85 and 178,749,612 is: 246,673,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,428,490.92 : 451,849,018.85 = 178,749,612 : x
  2. Step 2: Convert to fraction form
    327,428,490.92/451,849,018.85 = 178,749,612/x
  3. Step 3: Cross multiply
    327,428,490.92x = 451,849,018.85 × 178,749,612
  4. Step 4: Simplify right side
    327,428,490.92x = 80,767,836,801,794,752
  5. Step 5: Solve for x
    x = 80,767,836,801,794,752/327,428,490.92
  6. Step 6: Final answer
    x = 246,673,209.70

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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.