Home / 2,989,853,744.80-4,486,386,827.76-1,244,259,940

Finding the Fourth Proportional to 2,989,853,744.80, 4,486,386,827.76 and 1,244,259,940

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Solution

The fourth proportional to 2,989,853,744.80, 4,486,386,827.76 and 1,244,259,940 is: 1,867,058,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,853,744.80 : 4,486,386,827.76 = 1,244,259,940 : x
  2. Step 2: Convert to fraction form
    2,989,853,744.80/4,486,386,827.76 = 1,244,259,940/x
  3. Step 3: Cross multiply
    2,989,853,744.80x = 4,486,386,827.76 × 1,244,259,940
  4. Step 4: Simplify right side
    2,989,853,744.80x = 5,582,231,405,125,448,704
  5. Step 5: Solve for x
    x = 5,582,231,405,125,448,704/2,989,853,744.80
  6. Step 6: Final answer
    x = 1,867,058,351.88

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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.