Home / 1,344,761,999.10-2,017,142,998.65-825,508,712.70

Finding the Fourth Proportional to 1,344,761,999.10, 2,017,142,998.65 and 825,508,712.70

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Solution

The fourth proportional to 1,344,761,999.10, 2,017,142,998.65 and 825,508,712.70 is: 1,238,263,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,761,999.10 : 2,017,142,998.65 = 825,508,712.70 : x
  2. Step 2: Convert to fraction form
    1,344,761,999.10/2,017,142,998.65 = 825,508,712.70/x
  3. Step 3: Cross multiply
    1,344,761,999.10x = 2,017,142,998.65 × 825,508,712.70
  4. Step 4: Simplify right side
    1,344,761,999.10x = 1,665,169,120,147,379,456
  5. Step 5: Solve for x
    x = 1,665,169,120,147,379,456/1,344,761,999.10
  6. Step 6: Final answer
    x = 1,238,263,069.05

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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.