Home / 323,734,769.20-486,106,038.60-187,685,873.20

Finding the Fourth Proportional to 323,734,769.20, 486,106,038.60 and 187,685,873.20

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Solution

The fourth proportional to 323,734,769.20, 486,106,038.60 and 187,685,873.20 is: 281,820,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,734,769.20 : 486,106,038.60 = 187,685,873.20 : x
  2. Step 2: Convert to fraction form
    323,734,769.20/486,106,038.60 = 187,685,873.20/x
  3. Step 3: Cross multiply
    323,734,769.20x = 486,106,038.60 × 187,685,873.20
  4. Step 4: Simplify right side
    323,734,769.20x = 91,235,236,322,433,904
  5. Step 5: Solve for x
    x = 91,235,236,322,433,904/323,734,769.20
  6. Step 6: Final answer
    x = 281,820,938.01

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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.