Home / 88,218,122.40-123,632,917.20-88,218,122.40

Finding the Fourth Proportional to 88,218,122.40, 123,632,917.20 and 88,218,122.40

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Solution

The fourth proportional to 88,218,122.40, 123,632,917.20 and 88,218,122.40 is: 123,632,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,218,122.40 : 123,632,917.20 = 88,218,122.40 : x
  2. Step 2: Convert to fraction form
    88,218,122.40/123,632,917.20 = 88,218,122.40/x
  3. Step 3: Cross multiply
    88,218,122.40x = 123,632,917.20 × 88,218,122.40
  4. Step 4: Simplify right side
    88,218,122.40x = 10,906,663,822,218,666
  5. Step 5: Solve for x
    x = 10,906,663,822,218,666/88,218,122.40
  6. Step 6: Final answer
    x = 123,632,917.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.