Home / 852,704,681.85-1,279,179,034.42-262,544,855.62

Finding the Fourth Proportional to 852,704,681.85, 1,279,179,034.42 and 262,544,855.62

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Solution

The fourth proportional to 852,704,681.85, 1,279,179,034.42 and 262,544,855.62 is: 393,854,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,704,681.85 : 1,279,179,034.42 = 262,544,855.62 : x
  2. Step 2: Convert to fraction form
    852,704,681.85/1,279,179,034.42 = 262,544,855.62/x
  3. Step 3: Cross multiply
    852,704,681.85x = 1,279,179,034.42 × 262,544,855.62
  4. Step 4: Simplify right side
    852,704,681.85x = 335,841,874,902,940,288
  5. Step 5: Solve for x
    x = 335,841,874,902,940,288/852,704,681.85
  6. Step 6: Final answer
    x = 393,854,850.40

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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.