Home / 581,379,507.52-871,718,006.94-231,679,373.92

Finding the Fourth Proportional to 581,379,507.52, 871,718,006.94 and 231,679,373.92

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Solution

The fourth proportional to 581,379,507.52, 871,718,006.94 and 231,679,373.92 is: 347,379,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,379,507.52 : 871,718,006.94 = 231,679,373.92 : x
  2. Step 2: Convert to fraction form
    581,379,507.52/871,718,006.94 = 231,679,373.92/x
  3. Step 3: Cross multiply
    581,379,507.52x = 871,718,006.94 × 231,679,373.92
  4. Step 4: Simplify right side
    581,379,507.52x = 201,959,082,082,649,408
  5. Step 5: Solve for x
    x = 201,959,082,082,649,408/581,379,507.52
  6. Step 6: Final answer
    x = 347,379,086.24

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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.