Home / 121,117,512.30-181,676,268.45-88,593,323.10

Finding the Fourth Proportional to 121,117,512.30, 181,676,268.45 and 88,593,323.10

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Solution

The fourth proportional to 121,117,512.30, 181,676,268.45 and 88,593,323.10 is: 132,889,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,117,512.30 : 181,676,268.45 = 88,593,323.10 : x
  2. Step 2: Convert to fraction form
    121,117,512.30/181,676,268.45 = 88,593,323.10/x
  3. Step 3: Cross multiply
    121,117,512.30x = 181,676,268.45 × 88,593,323.10
  4. Step 4: Simplify right side
    121,117,512.30x = 16,095,304,350,393,184
  5. Step 5: Solve for x
    x = 16,095,304,350,393,184/121,117,512.30
  6. Step 6: Final answer
    x = 132,889,984.65

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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.