Home / 79,204,026.10-118,827,034.35-28,080,714.10

Finding the Fourth Proportional to 79,204,026.10, 118,827,034.35 and 28,080,714.10

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Solution

The fourth proportional to 79,204,026.10, 118,827,034.35 and 28,080,714.10 is: 42,128,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,204,026.10 : 118,827,034.35 = 28,080,714.10 : x
  2. Step 2: Convert to fraction form
    79,204,026.10/118,827,034.35 = 28,080,714.10/x
  3. Step 3: Cross multiply
    79,204,026.10x = 118,827,034.35 × 28,080,714.10
  4. Step 4: Simplify right side
    79,204,026.10x = 3,336,747,978,933,229.50
  5. Step 5: Solve for x
    x = 3,336,747,978,933,229.50/79,204,026.10
  6. Step 6: Final answer
    x = 42,128,514.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.