Home / 323,734,780.20-486,106,055.10-187,685,884.20

Finding the Fourth Proportional to 323,734,780.20, 486,106,055.10 and 187,685,884.20

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Solution

The fourth proportional to 323,734,780.20, 486,106,055.10 and 187,685,884.20 is: 281,820,954.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,734,780.20 : 486,106,055.10 = 187,685,884.20 : x
  2. Step 2: Convert to fraction form
    323,734,780.20/486,106,055.10 = 187,685,884.20/x
  3. Step 3: Cross multiply
    323,734,780.20x = 486,106,055.10 × 187,685,884.20
  4. Step 4: Simplify right side
    323,734,780.20x = 91,235,244,766,417,424
  5. Step 5: Solve for x
    x = 91,235,244,766,417,424/323,734,780.20
  6. Step 6: Final answer
    x = 281,820,954.52

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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.