Home / 2,098,543,255.80-3,148,904,310.12-855,885,394.32

Finding the Fourth Proportional to 2,098,543,255.80, 3,148,904,310.12 and 855,885,394.32

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Solution

The fourth proportional to 2,098,543,255.80, 3,148,904,310.12 and 855,885,394.32 is: 1,284,272,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,543,255.80 : 3,148,904,310.12 = 855,885,394.32 : x
  2. Step 2: Convert to fraction form
    2,098,543,255.80/3,148,904,310.12 = 855,885,394.32/x
  3. Step 3: Cross multiply
    2,098,543,255.80x = 3,148,904,310.12 × 855,885,394.32
  4. Step 4: Simplify right side
    2,098,543,255.80x = 2,695,101,207,143,003,648
  5. Step 5: Solve for x
    x = 2,695,101,207,143,003,648/2,098,543,255.80
  6. Step 6: Final answer
    x = 1,284,272,411.20

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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.