Home / 852,704,682.35-1,279,179,035.17-262,544,856.12

Finding the Fourth Proportional to 852,704,682.35, 1,279,179,035.17 and 262,544,856.12

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Solution

The fourth proportional to 852,704,682.35, 1,279,179,035.17 and 262,544,856.12 is: 393,854,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,704,682.35 : 1,279,179,035.17 = 262,544,856.12 : x
  2. Step 2: Convert to fraction form
    852,704,682.35/1,279,179,035.17 = 262,544,856.12/x
  3. Step 3: Cross multiply
    852,704,682.35x = 1,279,179,035.17 × 262,544,856.12
  4. Step 4: Simplify right side
    852,704,682.35x = 335,841,875,740,428,096
  5. Step 5: Solve for x
    x = 335,841,875,740,428,096/852,704,682.35
  6. Step 6: Final answer
    x = 393,854,851.15

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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.