Home / 1,676,305,221.34-2,514,846,891.91-570,919,654.78

Finding the Fourth Proportional to 1,676,305,221.34, 2,514,846,891.91 and 570,919,654.78

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Solution

The fourth proportional to 1,676,305,221.34, 2,514,846,891.91 and 570,919,654.78 is: 856,511,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,305,221.34 : 2,514,846,891.91 = 570,919,654.78 : x
  2. Step 2: Convert to fraction form
    1,676,305,221.34/2,514,846,891.91 = 570,919,654.78/x
  3. Step 3: Cross multiply
    1,676,305,221.34x = 2,514,846,891.91 × 570,919,654.78
  4. Step 4: Simplify right side
    1,676,305,221.34x = 1,435,775,519,347,240,704
  5. Step 5: Solve for x
    x = 1,435,775,519,347,240,704/1,676,305,221.34
  6. Step 6: Final answer
    x = 856,511,989.03

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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.