Home / 806,223,175.39-1,112,517,019.15-448,963,956.03

Finding the Fourth Proportional to 806,223,175.39, 1,112,517,019.15 and 448,963,956.03

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Solution

The fourth proportional to 806,223,175.39, 1,112,517,019.15 and 448,963,956.03 is: 619,530,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,223,175.39 : 1,112,517,019.15 = 448,963,956.03 : x
  2. Step 2: Convert to fraction form
    806,223,175.39/1,112,517,019.15 = 448,963,956.03/x
  3. Step 3: Cross multiply
    806,223,175.39x = 1,112,517,019.15 × 448,963,956.03
  4. Step 4: Simplify right side
    806,223,175.39x = 499,480,042,067,164,864
  5. Step 5: Solve for x
    x = 499,480,042,067,164,864/806,223,175.39
  6. Step 6: Final answer
    x = 619,530,742.00

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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.