Home / 284,823,286.40-427,234,929.60-177,327,862.40

Finding the Fourth Proportional to 284,823,286.40, 427,234,929.60 and 177,327,862.40

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Solution

The fourth proportional to 284,823,286.40, 427,234,929.60 and 177,327,862.40 is: 265,991,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,823,286.40 : 427,234,929.60 = 177,327,862.40 : x
  2. Step 2: Convert to fraction form
    284,823,286.40/427,234,929.60 = 177,327,862.40/x
  3. Step 3: Cross multiply
    284,823,286.40x = 427,234,929.60 × 177,327,862.40
  4. Step 4: Simplify right side
    284,823,286.40x = 75,760,656,808,582,496
  5. Step 5: Solve for x
    x = 75,760,656,808,582,496/284,823,286.40
  6. Step 6: Final answer
    x = 265,991,793.60

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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.