Home / 852,704,687.07-1,279,179,042.26-262,544,860.82

Finding the Fourth Proportional to 852,704,687.07, 1,279,179,042.26 and 262,544,860.82

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Solution

The fourth proportional to 852,704,687.07, 1,279,179,042.26 and 262,544,860.82 is: 393,854,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,704,687.07 : 1,279,179,042.26 = 262,544,860.82 : x
  2. Step 2: Convert to fraction form
    852,704,687.07/1,279,179,042.26 = 262,544,860.82/x
  3. Step 3: Cross multiply
    852,704,687.07x = 1,279,179,042.26 × 262,544,860.82
  4. Step 4: Simplify right side
    852,704,687.07x = 335,841,883,615,897,856
  5. Step 5: Solve for x
    x = 335,841,883,615,897,856/852,704,687.07
  6. Step 6: Final answer
    x = 393,854,858.20

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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.