Home / 2,989,853,743.80-4,486,386,826.26-1,244,259,939

Finding the Fourth Proportional to 2,989,853,743.80, 4,486,386,826.26 and 1,244,259,939

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Solution

The fourth proportional to 2,989,853,743.80, 4,486,386,826.26 and 1,244,259,939 is: 1,867,058,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,853,743.80 : 4,486,386,826.26 = 1,244,259,939 : x
  2. Step 2: Convert to fraction form
    2,989,853,743.80/4,486,386,826.26 = 1,244,259,939/x
  3. Step 3: Cross multiply
    2,989,853,743.80x = 4,486,386,826.26 × 1,244,259,939
  4. Step 4: Simplify right side
    2,989,853,743.80x = 5,582,231,398,772,671,488
  5. Step 5: Solve for x
    x = 5,582,231,398,772,671,488/2,989,853,743.80
  6. Step 6: Final answer
    x = 1,867,058,350.38

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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.