Home / 121,117,515.80-181,676,273.70-88,593,326.60

Finding the Fourth Proportional to 121,117,515.80, 181,676,273.70 and 88,593,326.60

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Solution

The fourth proportional to 121,117,515.80, 181,676,273.70 and 88,593,326.60 is: 132,889,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,117,515.80 : 181,676,273.70 = 88,593,326.60 : x
  2. Step 2: Convert to fraction form
    121,117,515.80/181,676,273.70 = 88,593,326.60/x
  3. Step 3: Cross multiply
    121,117,515.80x = 181,676,273.70 × 88,593,326.60
  4. Step 4: Simplify right side
    121,117,515.80x = 16,095,305,451,375,088
  5. Step 5: Solve for x
    x = 16,095,305,451,375,088/121,117,515.80
  6. Step 6: Final answer
    x = 132,889,989.90

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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.