Home / 98,419,314.80-147,628,972.20-26,615,730.80

Finding the Fourth Proportional to 98,419,314.80, 147,628,972.20 and 26,615,730.80

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Solution

The fourth proportional to 98,419,314.80, 147,628,972.20 and 26,615,730.80 is: 39,923,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,314.80 : 147,628,972.20 = 26,615,730.80 : x
  2. Step 2: Convert to fraction form
    98,419,314.80/147,628,972.20 = 26,615,730.80/x
  3. Step 3: Cross multiply
    98,419,314.80x = 147,628,972.20 × 26,615,730.80
  4. Step 4: Simplify right side
    98,419,314.80x = 3,929,252,982,355,883.50
  5. Step 5: Solve for x
    x = 3,929,252,982,355,883.50/98,419,314.80
  6. Step 6: Final answer
    x = 39,923,596.20

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Double scale
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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.