Home / 112,325,632.80-168,488,449.20-99,560,551.20

Finding the Fourth Proportional to 112,325,632.80, 168,488,449.20 and 99,560,551.20

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Solution

The fourth proportional to 112,325,632.80, 168,488,449.20 and 99,560,551.20 is: 149,340,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,325,632.80 : 168,488,449.20 = 99,560,551.20 : x
  2. Step 2: Convert to fraction form
    112,325,632.80/168,488,449.20 = 99,560,551.20/x
  3. Step 3: Cross multiply
    112,325,632.80x = 168,488,449.20 × 99,560,551.20
  4. Step 4: Simplify right side
    112,325,632.80x = 16,774,802,873,185,198
  5. Step 5: Solve for x
    x = 16,774,802,873,185,198/112,325,632.80
  6. Step 6: Final answer
    x = 149,340,826.80

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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.