Home / 96,764,585.10-145,146,877.65-72,578,114.70

Finding the Fourth Proportional to 96,764,585.10, 145,146,877.65 and 72,578,114.70

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Solution

The fourth proportional to 96,764,585.10, 145,146,877.65 and 72,578,114.70 is: 108,867,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,764,585.10 : 145,146,877.65 = 72,578,114.70 : x
  2. Step 2: Convert to fraction form
    96,764,585.10/145,146,877.65 = 72,578,114.70/x
  3. Step 3: Cross multiply
    96,764,585.10x = 145,146,877.65 × 72,578,114.70
  4. Step 4: Simplify right side
    96,764,585.10x = 10,534,486,734,428,568
  5. Step 5: Solve for x
    x = 10,534,486,734,428,568/96,764,585.10
  6. Step 6: Final answer
    x = 108,867,172.05

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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.