Home / 79,182,480.40-118,738,291.20-36,029,471.20

Finding the Fourth Proportional to 79,182,480.40, 118,738,291.20 and 36,029,471.20

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Solution

The fourth proportional to 79,182,480.40, 118,738,291.20 and 36,029,471.20 is: 54,028,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,182,480.40 : 118,738,291.20 = 36,029,471.20 : x
  2. Step 2: Convert to fraction form
    79,182,480.40/118,738,291.20 = 36,029,471.20/x
  3. Step 3: Cross multiply
    79,182,480.40x = 118,738,291.20 × 36,029,471.20
  4. Step 4: Simplify right side
    79,182,480.40x = 4,278,077,843,127,614
  5. Step 5: Solve for x
    x = 4,278,077,843,127,614/79,182,480.40
  6. Step 6: Final answer
    x = 54,028,085.78

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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.