Home / 71,567,279.80-107,350,919.70-60,481,814.20

Finding the Fourth Proportional to 71,567,279.80, 107,350,919.70 and 60,481,814.20

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Solution

The fourth proportional to 71,567,279.80, 107,350,919.70 and 60,481,814.20 is: 90,722,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,567,279.80 : 107,350,919.70 = 60,481,814.20 : x
  2. Step 2: Convert to fraction form
    71,567,279.80/107,350,919.70 = 60,481,814.20/x
  3. Step 3: Cross multiply
    71,567,279.80x = 107,350,919.70 × 60,481,814.20
  4. Step 4: Simplify right side
    71,567,279.80x = 6,492,778,379,494,520
  5. Step 5: Solve for x
    x = 6,492,778,379,494,520/71,567,279.80
  6. Step 6: Final answer
    x = 90,722,721.30

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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.