Home / 231,840,115.20-347,760,172.80-174,019,334.40

Finding the Fourth Proportional to 231,840,115.20, 347,760,172.80 and 174,019,334.40

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Solution

The fourth proportional to 231,840,115.20, 347,760,172.80 and 174,019,334.40 is: 261,029,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,840,115.20 : 347,760,172.80 = 174,019,334.40 : x
  2. Step 2: Convert to fraction form
    231,840,115.20/347,760,172.80 = 174,019,334.40/x
  3. Step 3: Cross multiply
    231,840,115.20x = 347,760,172.80 × 174,019,334.40
  4. Step 4: Simplify right side
    231,840,115.20x = 60,516,993,801,484,992
  5. Step 5: Solve for x
    x = 60,516,993,801,484,992/231,840,115.20
  6. Step 6: Final answer
    x = 261,029,001.60

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1.5x scale

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.