Home / 168,256,164.80-252,384,247.20-66,023,537.60

Finding the Fourth Proportional to 168,256,164.80, 252,384,247.20 and 66,023,537.60

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Solution

The fourth proportional to 168,256,164.80, 252,384,247.20 and 66,023,537.60 is: 99,035,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,256,164.80 : 252,384,247.20 = 66,023,537.60 : x
  2. Step 2: Convert to fraction form
    168,256,164.80/252,384,247.20 = 66,023,537.60/x
  3. Step 3: Cross multiply
    168,256,164.80x = 252,384,247.20 × 66,023,537.60
  4. Step 4: Simplify right side
    168,256,164.80x = 16,663,300,834,656,894
  5. Step 5: Solve for x
    x = 16,663,300,834,656,894/168,256,164.80
  6. Step 6: Final answer
    x = 99,035,306.40

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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.