Home / 154,879,247.16-213,745,854.24-88,805,892.60

Finding the Fourth Proportional to 154,879,247.16, 213,745,854.24 and 88,805,892.60

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Solution

The fourth proportional to 154,879,247.16, 213,745,854.24 and 88,805,892.60 is: 122,559,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,879,247.16 : 213,745,854.24 = 88,805,892.60 : x
  2. Step 2: Convert to fraction form
    154,879,247.16/213,745,854.24 = 88,805,892.60/x
  3. Step 3: Cross multiply
    154,879,247.16x = 213,745,854.24 × 88,805,892.60
  4. Step 4: Simplify right side
    154,879,247.16x = 18,981,891,375,332,696
  5. Step 5: Solve for x
    x = 18,981,891,375,332,696/154,879,247.16
  6. Step 6: Final answer
    x = 122,559,295.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.