Home / 324,579,633,205.20-447,920,420,761.44-180,063,766,640.40

Finding the Fourth Proportional to 324,579,633,205.20, 447,920,420,761.44 and 180,063,766,640.40

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Solution

The fourth proportional to 324,579,633,205.20, 447,920,420,761.44 and 180,063,766,640.40 is: 248,488,290,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,579,633,205.20 : 447,920,420,761.44 = 180,063,766,640.40 : x
  2. Step 2: Convert to fraction form
    324,579,633,205.20/447,920,420,761.44 = 180,063,766,640.40/x
  3. Step 3: Cross multiply
    324,579,633,205.20x = 447,920,420,761.44 × 180,063,766,640.40
  4. Step 4: Simplify right side
    324,579,633,205.20x = 80,654,238,117,457,708,449,792
  5. Step 5: Solve for x
    x = 80,654,238,117,457,708,449,792/324,579,633,205.20
  6. Step 6: Final answer
    x = 248,488,290,287.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.