Home / 1,012,440,565.30-1,517,843,589.36-930,719,062.12

Finding the Fourth Proportional to 1,012,440,565.30, 1,517,843,589.36 and 930,719,062.12

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Solution

The fourth proportional to 1,012,440,565.30, 1,517,843,589.36 and 930,719,062.12 is: 1,395,327,301.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,440,565.30 : 1,517,843,589.36 = 930,719,062.12 : x
  2. Step 2: Convert to fraction form
    1,012,440,565.30/1,517,843,589.36 = 930,719,062.12/x
  3. Step 3: Cross multiply
    1,012,440,565.30x = 1,517,843,589.36 × 930,719,062.12
  4. Step 4: Simplify right side
    1,012,440,565.30x = 1,412,685,961,933,993,472
  5. Step 5: Solve for x
    x = 1,412,685,961,933,993,472/1,012,440,565.30
  6. Step 6: Final answer
    x = 1,395,327,301.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.