Home / 253,119,773.52-349,318,850.10-141,603,961.92

Finding the Fourth Proportional to 253,119,773.52, 349,318,850.10 and 141,603,961.92

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Solution

The fourth proportional to 253,119,773.52, 349,318,850.10 and 141,603,961.92 is: 195,421,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,119,773.52 : 349,318,850.10 = 141,603,961.92 : x
  2. Step 2: Convert to fraction form
    253,119,773.52/349,318,850.10 = 141,603,961.92/x
  3. Step 3: Cross multiply
    253,119,773.52x = 349,318,850.10 × 141,603,961.92
  4. Step 4: Simplify right side
    253,119,773.52x = 49,464,933,147,498,584
  5. Step 5: Solve for x
    x = 49,464,933,147,498,584/253,119,773.52
  6. Step 6: Final answer
    x = 195,421,054.86

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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.