Home / 439,187,656.32-658,754,530.65-180,396,162.90

Finding the Fourth Proportional to 439,187,656.32, 658,754,530.65 and 180,396,162.90

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Solution

The fourth proportional to 439,187,656.32, 658,754,530.65 and 180,396,162.90 is: 270,583,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,187,656.32 : 658,754,530.65 = 180,396,162.90 : x
  2. Step 2: Convert to fraction form
    439,187,656.32/658,754,530.65 = 180,396,162.90/x
  3. Step 3: Cross multiply
    439,187,656.32x = 658,754,530.65 × 180,396,162.90
  4. Step 4: Simplify right side
    439,187,656.32x = 118,836,789,622,250,448
  5. Step 5: Solve for x
    x = 118,836,789,622,250,448/439,187,656.32
  6. Step 6: Final answer
    x = 270,583,173.07

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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.