Home / 73,512,871.20-110,269,306.80-53,105,536.80

Finding the Fourth Proportional to 73,512,871.20, 110,269,306.80 and 53,105,536.80

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Solution

The fourth proportional to 73,512,871.20, 110,269,306.80 and 53,105,536.80 is: 79,658,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,512,871.20 : 110,269,306.80 = 53,105,536.80 : x
  2. Step 2: Convert to fraction form
    73,512,871.20/110,269,306.80 = 53,105,536.80/x
  3. Step 3: Cross multiply
    73,512,871.20x = 110,269,306.80 × 53,105,536.80
  4. Step 4: Simplify right side
    73,512,871.20x = 5,855,910,730,177,890
  5. Step 5: Solve for x
    x = 5,855,910,730,177,890/73,512,871.20
  6. Step 6: Final answer
    x = 79,658,305.20

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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.