Home / 288,912,694.88-433,278,006.62-94,778,872.22

Finding the Fourth Proportional to 288,912,694.88, 433,278,006.62 and 94,778,872.22

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Solution

The fourth proportional to 288,912,694.88, 433,278,006.62 and 94,778,872.22 is: 142,138,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,912,694.88 : 433,278,006.62 = 94,778,872.22 : x
  2. Step 2: Convert to fraction form
    288,912,694.88/433,278,006.62 = 94,778,872.22/x
  3. Step 3: Cross multiply
    288,912,694.88x = 433,278,006.62 × 94,778,872.22
  4. Step 4: Simplify right side
    288,912,694.88x = 41,065,600,822,533,016
  5. Step 5: Solve for x
    x = 41,065,600,822,533,016/288,912,694.88
  6. Step 6: Final answer
    x = 142,138,443.73

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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.