Home / 121,840,771.32-182,761,779.06-41,062,439.16

Finding the Fourth Proportional to 121,840,771.32, 182,761,779.06 and 41,062,439.16

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Solution

The fourth proportional to 121,840,771.32, 182,761,779.06 and 41,062,439.16 is: 61,593,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,840,771.32 : 182,761,779.06 = 41,062,439.16 : x
  2. Step 2: Convert to fraction form
    121,840,771.32/182,761,779.06 = 41,062,439.16/x
  3. Step 3: Cross multiply
    121,840,771.32x = 182,761,779.06 × 41,062,439.16
  4. Step 4: Simplify right side
    121,840,771.32x = 7,504,644,433,424,611
  5. Step 5: Solve for x
    x = 7,504,644,433,424,611/121,840,771.32
  6. Step 6: Final answer
    x = 61,593,868.39

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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.