Home / 580,851,231.40-871,276,847.10-449,337,298.60

Finding the Fourth Proportional to 580,851,231.40, 871,276,847.10 and 449,337,298.60

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Solution

The fourth proportional to 580,851,231.40, 871,276,847.10 and 449,337,298.60 is: 674,005,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,851,231.40 : 871,276,847.10 = 449,337,298.60 : x
  2. Step 2: Convert to fraction form
    580,851,231.40/871,276,847.10 = 449,337,298.60/x
  3. Step 3: Cross multiply
    580,851,231.40x = 871,276,847.10 × 449,337,298.60
  4. Step 4: Simplify right side
    580,851,231.40x = 391,497,184,808,639,296
  5. Step 5: Solve for x
    x = 391,497,184,808,639,296/580,851,231.40
  6. Step 6: Final answer
    x = 674,005,947.90

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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.