Home / 220,120,458.60-330,180,687.90-169,259,197.80

Finding the Fourth Proportional to 220,120,458.60, 330,180,687.90 and 169,259,197.80

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Solution

The fourth proportional to 220,120,458.60, 330,180,687.90 and 169,259,197.80 is: 253,888,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,120,458.60 : 330,180,687.90 = 169,259,197.80 : x
  2. Step 2: Convert to fraction form
    220,120,458.60/330,180,687.90 = 169,259,197.80/x
  3. Step 3: Cross multiply
    220,120,458.60x = 330,180,687.90 × 169,259,197.80
  4. Step 4: Simplify right side
    220,120,458.60x = 55,886,118,363,006,168
  5. Step 5: Solve for x
    x = 55,886,118,363,006,168/220,120,458.60
  6. Step 6: Final answer
    x = 253,888,796.70

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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.