Home / 121,116,882.80-181,675,324.20-88,592,693.60

Finding the Fourth Proportional to 121,116,882.80, 181,675,324.20 and 88,592,693.60

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Solution

The fourth proportional to 121,116,882.80, 181,675,324.20 and 88,592,693.60 is: 132,889,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,116,882.80 : 181,675,324.20 = 88,592,693.60 : x
  2. Step 2: Convert to fraction form
    121,116,882.80/181,675,324.20 = 88,592,693.60/x
  3. Step 3: Cross multiply
    121,116,882.80x = 181,675,324.20 × 88,592,693.60
  4. Step 4: Simplify right side
    121,116,882.80x = 16,095,106,331,531,262
  5. Step 5: Solve for x
    x = 16,095,106,331,531,262/121,116,882.80
  6. Step 6: Final answer
    x = 132,889,040.40

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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.