Home / 299,043,403.20-447,669,309.60-177,812,452.80

Finding the Fourth Proportional to 299,043,403.20, 447,669,309.60 and 177,812,452.80

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Solution

The fourth proportional to 299,043,403.20, 447,669,309.60 and 177,812,452.80 is: 266,186,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,043,403.20 : 447,669,309.60 = 177,812,452.80 : x
  2. Step 2: Convert to fraction form
    299,043,403.20/447,669,309.60 = 177,812,452.80/x
  3. Step 3: Cross multiply
    299,043,403.20x = 447,669,309.60 × 177,812,452.80
  4. Step 4: Simplify right side
    299,043,403.20x = 79,601,177,983,258,592
  5. Step 5: Solve for x
    x = 79,601,177,983,258,592/299,043,403.20
  6. Step 6: Final answer
    x = 266,186,035.64

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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.