Home / 439,187,521.68-658,853,716.32-180,334,026.72

Finding the Fourth Proportional to 439,187,521.68, 658,853,716.32 and 180,334,026.72

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Solution

The fourth proportional to 439,187,521.68, 658,853,716.32 and 180,334,026.72 is: 270,530,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,187,521.68 : 658,853,716.32 = 180,334,026.72 : x
  2. Step 2: Convert to fraction form
    439,187,521.68/658,853,716.32 = 180,334,026.72/x
  3. Step 3: Cross multiply
    439,187,521.68x = 658,853,716.32 × 180,334,026.72
  4. Step 4: Simplify right side
    439,187,521.68x = 118,813,743,683,422,192
  5. Step 5: Solve for x
    x = 118,813,743,683,422,192/439,187,521.68
  6. Step 6: Final answer
    x = 270,530,782.00

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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.