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Finding the Fourth Proportional to 504,612,235.14, 756,915,176.50 and 271,552,728.90

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Solution

The fourth proportional to 504,612,235.14, 756,915,176.50 and 271,552,728.90 is: 407,327,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,612,235.14 : 756,915,176.50 = 271,552,728.90 : x
  2. Step 2: Convert to fraction form
    504,612,235.14/756,915,176.50 = 271,552,728.90/x
  3. Step 3: Cross multiply
    504,612,235.14x = 756,915,176.50 × 271,552,728.90
  4. Step 4: Simplify right side
    504,612,235.14x = 205,542,381,724,400,128
  5. Step 5: Solve for x
    x = 205,542,381,724,400,128/504,612,235.14
  6. Step 6: Final answer
    x = 407,327,384.10

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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.