Home / 354,585,950.87-532,086,188.96-256,120,562.39

Finding the Fourth Proportional to 354,585,950.87, 532,086,188.96 and 256,120,562.39

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Solution

The fourth proportional to 354,585,950.87, 532,086,188.96 and 256,120,562.39 is: 384,330,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,585,950.87 : 532,086,188.96 = 256,120,562.39 : x
  2. Step 2: Convert to fraction form
    354,585,950.87/532,086,188.96 = 256,120,562.39/x
  3. Step 3: Cross multiply
    354,585,950.87x = 532,086,188.96 × 256,120,562.39
  4. Step 4: Simplify right side
    354,585,950.87x = 136,278,213,954,366,864
  5. Step 5: Solve for x
    x = 136,278,213,954,366,864/354,585,950.87
  6. Step 6: Final answer
    x = 384,330,551.23

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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.