Home / 773,387,629.97-1,160,070,086.12-191,121,859.87

Finding the Fourth Proportional to 773,387,629.97, 1,160,070,086.12 and 191,121,859.87

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Solution

The fourth proportional to 773,387,629.97, 1,160,070,086.12 and 191,121,859.87 is: 286,679,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,387,629.97 : 1,160,070,086.12 = 191,121,859.87 : x
  2. Step 2: Convert to fraction form
    773,387,629.97/1,160,070,086.12 = 191,121,859.87/x
  3. Step 3: Cross multiply
    773,387,629.97x = 1,160,070,086.12 × 191,121,859.87
  4. Step 4: Simplify right side
    773,387,629.97x = 221,714,752,434,949,696
  5. Step 5: Solve for x
    x = 221,714,752,434,949,696/773,387,629.97
  6. Step 6: Final answer
    x = 286,679,982.77

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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.