Home / 580,842,576.40-871,263,864.60-449,328,643.60

Finding the Fourth Proportional to 580,842,576.40, 871,263,864.60 and 449,328,643.60

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Solution

The fourth proportional to 580,842,576.40, 871,263,864.60 and 449,328,643.60 is: 673,992,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,842,576.40 : 871,263,864.60 = 449,328,643.60 : x
  2. Step 2: Convert to fraction form
    580,842,576.40/871,263,864.60 = 449,328,643.60/x
  3. Step 3: Cross multiply
    580,842,576.40x = 871,263,864.60 × 449,328,643.60
  4. Step 4: Simplify right side
    580,842,576.40x = 391,483,810,498,412,096
  5. Step 5: Solve for x
    x = 391,483,810,498,412,096/580,842,576.40
  6. Step 6: Final answer
    x = 673,992,965.40

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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.