Home / 43,354,568,115.40-65,034,986,512.50-18,146,932,929.74

Finding the Fourth Proportional to 43,354,568,115.40, 65,034,986,512.50 and 18,146,932,929.74

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Solution

The fourth proportional to 43,354,568,115.40, 65,034,986,512.50 and 18,146,932,929.74 is: 27,221,711,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,354,568,115.40 : 65,034,986,512.50 = 18,146,932,929.74 : x
  2. Step 2: Convert to fraction form
    43,354,568,115.40/65,034,986,512.50 = 18,146,932,929.74/x
  3. Step 3: Cross multiply
    43,354,568,115.40x = 65,034,986,512.50 × 18,146,932,929.74
  4. Step 4: Simplify right side
    43,354,568,115.40x = 1,180,185,538,328,883,101,696
  5. Step 5: Solve for x
    x = 1,180,185,538,328,883,101,696/43,354,568,115.40
  6. Step 6: Final answer
    x = 27,221,711,335.87

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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.