Home / 276,732,404.89-381,895,255.83-165,232,989.17

Finding the Fourth Proportional to 276,732,404.89, 381,895,255.83 and 165,232,989.17

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Solution

The fourth proportional to 276,732,404.89, 381,895,255.83 and 165,232,989.17 is: 228,024,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,732,404.89 : 381,895,255.83 = 165,232,989.17 : x
  2. Step 2: Convert to fraction form
    276,732,404.89/381,895,255.83 = 165,232,989.17/x
  3. Step 3: Cross multiply
    276,732,404.89x = 381,895,255.83 × 165,232,989.17
  4. Step 4: Simplify right side
    276,732,404.89x = 63,101,694,670,632,760
  5. Step 5: Solve for x
    x = 63,101,694,670,632,760/276,732,404.89
  6. Step 6: Final answer
    x = 228,024,234.08

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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.