Home / 543,463,501.20-815,195,251.80-459,283,246.80

Finding the Fourth Proportional to 543,463,501.20, 815,195,251.80 and 459,283,246.80

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Solution

The fourth proportional to 543,463,501.20, 815,195,251.80 and 459,283,246.80 is: 688,924,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,463,501.20 : 815,195,251.80 = 459,283,246.80 : x
  2. Step 2: Convert to fraction form
    543,463,501.20/815,195,251.80 = 459,283,246.80/x
  3. Step 3: Cross multiply
    543,463,501.20x = 815,195,251.80 × 459,283,246.80
  4. Step 4: Simplify right side
    543,463,501.20x = 374,405,522,022,647,552
  5. Step 5: Solve for x
    x = 374,405,522,022,647,552/543,463,501.20
  6. Step 6: Final answer
    x = 688,924,870.20

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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.