Home / 274,772,073.72-411,820,441.62-127,019,773.76

Finding the Fourth Proportional to 274,772,073.72, 411,820,441.62 and 127,019,773.76

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Solution

The fourth proportional to 274,772,073.72, 411,820,441.62 and 127,019,773.76 is: 190,373,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,772,073.72 : 411,820,441.62 = 127,019,773.76 : x
  2. Step 2: Convert to fraction form
    274,772,073.72/411,820,441.62 = 127,019,773.76/x
  3. Step 3: Cross multiply
    274,772,073.72x = 411,820,441.62 × 127,019,773.76
  4. Step 4: Simplify right side
    274,772,073.72x = 52,309,339,321,780,256
  5. Step 5: Solve for x
    x = 52,309,339,321,780,256/274,772,073.72
  6. Step 6: Final answer
    x = 190,373,565.31

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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.