Home / 65,664,168.80-98,496,253.20-17,795,112.80

Finding the Fourth Proportional to 65,664,168.80, 98,496,253.20 and 17,795,112.80

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Solution

The fourth proportional to 65,664,168.80, 98,496,253.20 and 17,795,112.80 is: 26,692,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,168.80 : 98,496,253.20 = 17,795,112.80 : x
  2. Step 2: Convert to fraction form
    65,664,168.80/98,496,253.20 = 17,795,112.80/x
  3. Step 3: Cross multiply
    65,664,168.80x = 98,496,253.20 × 17,795,112.80
  4. Step 4: Simplify right side
    65,664,168.80x = 1,752,751,936,071,361
  5. Step 5: Solve for x
    x = 1,752,751,936,071,361/65,664,168.80
  6. Step 6: Final answer
    x = 26,692,669.20

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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.