Home / 220,127,145.60-330,190,718.40-169,265,884.80

Finding the Fourth Proportional to 220,127,145.60, 330,190,718.40 and 169,265,884.80

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Solution

The fourth proportional to 220,127,145.60, 330,190,718.40 and 169,265,884.80 is: 253,898,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,127,145.60 : 330,190,718.40 = 169,265,884.80 : x
  2. Step 2: Convert to fraction form
    220,127,145.60/330,190,718.40 = 169,265,884.80/x
  3. Step 3: Cross multiply
    220,127,145.60x = 330,190,718.40 × 169,265,884.80
  4. Step 4: Simplify right side
    220,127,145.60x = 55,890,024,102,723,640
  5. Step 5: Solve for x
    x = 55,890,024,102,723,640/220,127,145.60
  6. Step 6: Final answer
    x = 253,898,827.20

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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.