Home / 279,018,781.88-418,145,535.24-176,599,997.24

Finding the Fourth Proportional to 279,018,781.88, 418,145,535.24 and 176,599,997.24

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Solution

The fourth proportional to 279,018,781.88, 418,145,535.24 and 176,599,997.24 is: 264,657,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,018,781.88 : 418,145,535.24 = 176,599,997.24 : x
  2. Step 2: Convert to fraction form
    279,018,781.88/418,145,535.24 = 176,599,997.24/x
  3. Step 3: Cross multiply
    279,018,781.88x = 418,145,535.24 × 176,599,997.24
  4. Step 4: Simplify right side
    279,018,781.88x = 73,844,500,369,302,336
  5. Step 5: Solve for x
    x = 73,844,500,369,302,336/279,018,781.88
  6. Step 6: Final answer
    x = 264,657,812.18

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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.