Home / 1,825,375,418.92-2,518,218,014.25-1,072,348,769.62

Finding the Fourth Proportional to 1,825,375,418.92, 2,518,218,014.25 and 1,072,348,769.62

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Solution

The fourth proportional to 1,825,375,418.92, 2,518,218,014.25 and 1,072,348,769.62 is: 1,479,371,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,375,418.92 : 2,518,218,014.25 = 1,072,348,769.62 : x
  2. Step 2: Convert to fraction form
    1,825,375,418.92/2,518,218,014.25 = 1,072,348,769.62/x
  3. Step 3: Cross multiply
    1,825,375,418.92x = 2,518,218,014.25 × 1,072,348,769.62
  4. Step 4: Simplify right side
    1,825,375,418.92x = 2,700,407,989,215,907,328
  5. Step 5: Solve for x
    x = 2,700,407,989,215,907,328/1,825,375,418.92
  6. Step 6: Final answer
    x = 1,479,371,290.54

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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.