Home / 3,405,761,423.80-5,108,642,135.70-2,487,431,375.80

Finding the Fourth Proportional to 3,405,761,423.80, 5,108,642,135.70 and 2,487,431,375.80

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Solution

The fourth proportional to 3,405,761,423.80, 5,108,642,135.70 and 2,487,431,375.80 is: 3,731,147,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,761,423.80 : 5,108,642,135.70 = 2,487,431,375.80 : x
  2. Step 2: Convert to fraction form
    3,405,761,423.80/5,108,642,135.70 = 2,487,431,375.80/x
  3. Step 3: Cross multiply
    3,405,761,423.80x = 5,108,642,135.70 × 2,487,431,375.80
  4. Step 4: Simplify right side
    3,405,761,423.80x = 12,707,396,736,074,102,784
  5. Step 5: Solve for x
    x = 12,707,396,736,074,102,784/3,405,761,423.80
  6. Step 6: Final answer
    x = 3,731,147,063.70

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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.