Home / 98,647,210.80-147,970,816.20-26,843,626.80

Finding the Fourth Proportional to 98,647,210.80, 147,970,816.20 and 26,843,626.80

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Solution

The fourth proportional to 98,647,210.80, 147,970,816.20 and 26,843,626.80 is: 40,265,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,647,210.80 : 147,970,816.20 = 26,843,626.80 : x
  2. Step 2: Convert to fraction form
    98,647,210.80/147,970,816.20 = 26,843,626.80/x
  3. Step 3: Cross multiply
    98,647,210.80x = 147,970,816.20 × 26,843,626.80
  4. Step 4: Simplify right side
    98,647,210.80x = 3,972,073,367,364,194
  5. Step 5: Solve for x
    x = 3,972,073,367,364,194/98,647,210.80
  6. Step 6: Final answer
    x = 40,265,440.20

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Double scale
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Similar ratio
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1.5x scale

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.