Home / 144,859,456,156.80-199,906,059,108.96-80,628,802,046.40

Finding the Fourth Proportional to 144,859,456,156.80, 199,906,059,108.96 and 80,628,802,046.40

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Solution

The fourth proportional to 144,859,456,156.80, 199,906,059,108.96 and 80,628,802,046.40 is: 111,267,752,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,859,456,156.80 : 199,906,059,108.96 = 80,628,802,046.40 : x
  2. Step 2: Convert to fraction form
    144,859,456,156.80/199,906,059,108.96 = 80,628,802,046.40/x
  3. Step 3: Cross multiply
    144,859,456,156.80x = 199,906,059,108.96 × 80,628,802,046.40
  4. Step 4: Simplify right side
    144,859,456,156.80x = 16,118,186,067,772,271,755,264
  5. Step 5: Solve for x
    x = 16,118,186,067,772,271,755,264/144,859,456,156.80
  6. Step 6: Final answer
    x = 111,267,752,174.39

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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.