Home / 98,016,061.20-147,024,091.80-93,313,136.40

Finding the Fourth Proportional to 98,016,061.20, 147,024,091.80 and 93,313,136.40

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Solution

The fourth proportional to 98,016,061.20, 147,024,091.80 and 93,313,136.40 is: 139,969,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016,061.20 : 147,024,091.80 = 93,313,136.40 : x
  2. Step 2: Convert to fraction form
    98,016,061.20/147,024,091.80 = 93,313,136.40/x
  3. Step 3: Cross multiply
    98,016,061.20x = 147,024,091.80 × 93,313,136.40
  4. Step 4: Simplify right side
    98,016,061.20x = 13,719,279,132,219,524
  5. Step 5: Solve for x
    x = 13,719,279,132,219,524/98,016,061.20
  6. Step 6: Final answer
    x = 139,969,704.60

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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.