Home / 112,990,467.60-169,485,701.40-106,188,022.80

Finding the Fourth Proportional to 112,990,467.60, 169,485,701.40 and 106,188,022.80

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Solution

The fourth proportional to 112,990,467.60, 169,485,701.40 and 106,188,022.80 is: 159,282,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,990,467.60 : 169,485,701.40 = 106,188,022.80 : x
  2. Step 2: Convert to fraction form
    112,990,467.60/169,485,701.40 = 106,188,022.80/x
  3. Step 3: Cross multiply
    112,990,467.60x = 169,485,701.40 × 106,188,022.80
  4. Step 4: Simplify right side
    112,990,467.60x = 17,997,351,524,537,192
  5. Step 5: Solve for x
    x = 17,997,351,524,537,192/112,990,467.60
  6. Step 6: Final answer
    x = 159,282,034.20

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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.