Home / 898,152,082.40-1,347,228,123.60-656,287,378.40

Finding the Fourth Proportional to 898,152,082.40, 1,347,228,123.60 and 656,287,378.40

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Solution

The fourth proportional to 898,152,082.40, 1,347,228,123.60 and 656,287,378.40 is: 984,431,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,152,082.40 : 1,347,228,123.60 = 656,287,378.40 : x
  2. Step 2: Convert to fraction form
    898,152,082.40/1,347,228,123.60 = 656,287,378.40/x
  3. Step 3: Cross multiply
    898,152,082.40x = 1,347,228,123.60 × 656,287,378.40
  4. Step 4: Simplify right side
    898,152,082.40x = 884,168,813,344,195,072
  5. Step 5: Solve for x
    x = 884,168,813,344,195,072/898,152,082.40
  6. Step 6: Final answer
    x = 984,431,067.60

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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.