Home / 98,016,047.20-147,024,070.80-93,313,122.40

Finding the Fourth Proportional to 98,016,047.20, 147,024,070.80 and 93,313,122.40

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Solution

The fourth proportional to 98,016,047.20, 147,024,070.80 and 93,313,122.40 is: 139,969,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016,047.20 : 147,024,070.80 = 93,313,122.40 : x
  2. Step 2: Convert to fraction form
    98,016,047.20/147,024,070.80 = 93,313,122.40/x
  3. Step 3: Cross multiply
    98,016,047.20x = 147,024,070.80 × 93,313,122.40
  4. Step 4: Simplify right side
    98,016,047.20x = 13,719,275,114,306,668
  5. Step 5: Solve for x
    x = 13,719,275,114,306,668/98,016,047.20
  6. Step 6: Final answer
    x = 139,969,683.60

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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.