Home / 1,840,591,728.67-2,540,079,265.08-1,088,549,569.57

Finding the Fourth Proportional to 1,840,591,728.67, 2,540,079,265.08 and 1,088,549,569.57

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Solution

The fourth proportional to 1,840,591,728.67, 2,540,079,265.08 and 1,088,549,569.57 is: 1,502,235,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,591,728.67 : 2,540,079,265.08 = 1,088,549,569.57 : x
  2. Step 2: Convert to fraction form
    1,840,591,728.67/2,540,079,265.08 = 1,088,549,569.57/x
  3. Step 3: Cross multiply
    1,840,591,728.67x = 2,540,079,265.08 × 1,088,549,569.57
  4. Step 4: Simplify right side
    1,840,591,728.67x = 2,765,002,190,676,515,840
  5. Step 5: Solve for x
    x = 2,765,002,190,676,515,840/1,840,591,728.67
  6. Step 6: Final answer
    x = 1,502,235,475.48

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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.