Home / 580,832,343.40-871,248,515.10-449,318,410.60

Finding the Fourth Proportional to 580,832,343.40, 871,248,515.10 and 449,318,410.60

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Solution

The fourth proportional to 580,832,343.40, 871,248,515.10 and 449,318,410.60 is: 673,977,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,832,343.40 : 871,248,515.10 = 449,318,410.60 : x
  2. Step 2: Convert to fraction form
    580,832,343.40/871,248,515.10 = 449,318,410.60/x
  3. Step 3: Cross multiply
    580,832,343.40x = 871,248,515.10 × 449,318,410.60
  4. Step 4: Simplify right side
    580,832,343.40x = 391,467,998,042,342,144
  5. Step 5: Solve for x
    x = 391,467,998,042,342,144/580,832,343.40
  6. Step 6: Final answer
    x = 673,977,615.90

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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.