Home / 168,508,886.40-252,763,329.60-53,502,429.60

Finding the Fourth Proportional to 168,508,886.40, 252,763,329.60 and 53,502,429.60

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Solution

The fourth proportional to 168,508,886.40, 252,763,329.60 and 53,502,429.60 is: 80,253,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,508,886.40 : 252,763,329.60 = 53,502,429.60 : x
  2. Step 2: Convert to fraction form
    168,508,886.40/252,763,329.60 = 53,502,429.60/x
  3. Step 3: Cross multiply
    168,508,886.40x = 252,763,329.60 × 53,502,429.60
  4. Step 4: Simplify right side
    168,508,886.40x = 13,523,452,247,385,596
  5. Step 5: Solve for x
    x = 13,523,452,247,385,596/168,508,886.40
  6. Step 6: Final answer
    x = 80,253,644.40

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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.