Home / 66,045,152.80-99,067,729.20-17,522,912.80

Finding the Fourth Proportional to 66,045,152.80, 99,067,729.20 and 17,522,912.80

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Solution

The fourth proportional to 66,045,152.80, 99,067,729.20 and 17,522,912.80 is: 26,284,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,045,152.80 : 99,067,729.20 = 17,522,912.80 : x
  2. Step 2: Convert to fraction form
    66,045,152.80/99,067,729.20 = 17,522,912.80/x
  3. Step 3: Cross multiply
    66,045,152.80x = 99,067,729.20 × 17,522,912.80
  4. Step 4: Simplify right side
    66,045,152.80x = 1,735,955,180,065,614
  5. Step 5: Solve for x
    x = 1,735,955,180,065,614/66,045,152.80
  6. Step 6: Final answer
    x = 26,284,369.20

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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.