Home / 614,487,026.12-920,759,773.26-498,906,876.20

Finding the Fourth Proportional to 614,487,026.12, 920,759,773.26 and 498,906,876.20

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Solution

The fourth proportional to 614,487,026.12, 920,759,773.26 and 498,906,876.20 is: 747,572,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,487,026.12 : 920,759,773.26 = 498,906,876.20 : x
  2. Step 2: Convert to fraction form
    614,487,026.12/920,759,773.26 = 498,906,876.20/x
  3. Step 3: Cross multiply
    614,487,026.12x = 920,759,773.26 × 498,906,876.20
  4. Step 4: Simplify right side
    614,487,026.12x = 459,373,382,207,766,848
  5. Step 5: Solve for x
    x = 459,373,382,207,766,848/614,487,026.12
  6. Step 6: Final answer
    x = 747,572,141.77

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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.