Home / 729,158,367.04-1,093,786,313.64-256,400,930.61

Finding the Fourth Proportional to 729,158,367.04, 1,093,786,313.64 and 256,400,930.61

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Solution

The fourth proportional to 729,158,367.04, 1,093,786,313.64 and 256,400,930.61 is: 384,618,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,158,367.04 : 1,093,786,313.64 = 256,400,930.61 : x
  2. Step 2: Convert to fraction form
    729,158,367.04/1,093,786,313.64 = 256,400,930.61/x
  3. Step 3: Cross multiply
    729,158,367.04x = 1,093,786,313.64 × 256,400,930.61
  4. Step 4: Simplify right side
    729,158,367.04x = 280,447,828,704,828,704
  5. Step 5: Solve for x
    x = 280,447,828,704,828,704/729,158,367.04
  6. Step 6: Final answer
    x = 384,618,542.94

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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.