Home / 121,257,536.80-181,886,305.20-34,998,757.60

Finding the Fourth Proportional to 121,257,536.80, 181,886,305.20 and 34,998,757.60

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Solution

The fourth proportional to 121,257,536.80, 181,886,305.20 and 34,998,757.60 is: 52,498,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,257,536.80 : 181,886,305.20 = 34,998,757.60 : x
  2. Step 2: Convert to fraction form
    121,257,536.80/181,886,305.20 = 34,998,757.60/x
  3. Step 3: Cross multiply
    121,257,536.80x = 181,886,305.20 × 34,998,757.60
  4. Step 4: Simplify right side
    121,257,536.80x = 6,365,794,706,454,419
  5. Step 5: Solve for x
    x = 6,365,794,706,454,419/121,257,536.80
  6. Step 6: Final answer
    x = 52,498,136.40

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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.