Home / 132,420,724.16-198,631,195.70-63,317,268.68

Finding the Fourth Proportional to 132,420,724.16, 198,631,195.70 and 63,317,268.68

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Solution

The fourth proportional to 132,420,724.16, 198,631,195.70 and 63,317,268.68 is: 94,975,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,420,724.16 : 198,631,195.70 = 63,317,268.68 : x
  2. Step 2: Convert to fraction form
    132,420,724.16/198,631,195.70 = 63,317,268.68/x
  3. Step 3: Cross multiply
    132,420,724.16x = 198,631,195.70 × 63,317,268.68
  4. Step 4: Simplify right side
    132,420,724.16x = 12,576,784,786,366,560
  5. Step 5: Solve for x
    x = 12,576,784,786,366,560/132,420,724.16
  6. Step 6: Final answer
    x = 94,975,955.36

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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.