Home / 970,181,517.40-1,455,335,261.70-511,016,493.40

Finding the Fourth Proportional to 970,181,517.40, 1,455,335,261.70 and 511,016,493.40

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Solution

The fourth proportional to 970,181,517.40, 1,455,335,261.70 and 511,016,493.40 is: 766,557,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,181,517.40 : 1,455,335,261.70 = 511,016,493.40 : x
  2. Step 2: Convert to fraction form
    970,181,517.40/1,455,335,261.70 = 511,016,493.40/x
  3. Step 3: Cross multiply
    970,181,517.40x = 1,455,335,261.70 × 511,016,493.40
  4. Step 4: Simplify right side
    970,181,517.40x = 743,700,322,155,305,344
  5. Step 5: Solve for x
    x = 743,700,322,155,305,344/970,181,517.40
  6. Step 6: Final answer
    x = 766,557,916.04

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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.