Home / 98,016,879.60-147,025,319.40-63,752,713.20

Finding the Fourth Proportional to 98,016,879.60, 147,025,319.40 and 63,752,713.20

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Solution

The fourth proportional to 98,016,879.60, 147,025,319.40 and 63,752,713.20 is: 95,629,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016,879.60 : 147,025,319.40 = 63,752,713.20 : x
  2. Step 2: Convert to fraction form
    98,016,879.60/147,025,319.40 = 63,752,713.20/x
  3. Step 3: Cross multiply
    98,016,879.60x = 147,025,319.40 × 63,752,713.20
  4. Step 4: Simplify right side
    98,016,879.60x = 9,373,263,020,846,596
  5. Step 5: Solve for x
    x = 9,373,263,020,846,596/98,016,879.60
  6. Step 6: Final answer
    x = 95,629,069.80

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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.