Home / 112,328,890.80-168,493,336.20-27,228,346.80

Finding the Fourth Proportional to 112,328,890.80, 168,493,336.20 and 27,228,346.80

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Solution

The fourth proportional to 112,328,890.80, 168,493,336.20 and 27,228,346.80 is: 40,842,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,328,890.80 : 168,493,336.20 = 27,228,346.80 : x
  2. Step 2: Convert to fraction form
    112,328,890.80/168,493,336.20 = 27,228,346.80/x
  3. Step 3: Cross multiply
    112,328,890.80x = 168,493,336.20 × 27,228,346.80
  4. Step 4: Simplify right side
    112,328,890.80x = 4,587,794,991,542,594
  5. Step 5: Solve for x
    x = 4,587,794,991,542,594/112,328,890.80
  6. Step 6: Final answer
    x = 40,842,520.20

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1.5x scale

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.