Home / 444,871,820.80-667,307,731.20-414,638,732.80

Finding the Fourth Proportional to 444,871,820.80, 667,307,731.20 and 414,638,732.80

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Solution

The fourth proportional to 444,871,820.80, 667,307,731.20 and 414,638,732.80 is: 621,958,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,871,820.80 : 667,307,731.20 = 414,638,732.80 : x
  2. Step 2: Convert to fraction form
    444,871,820.80/667,307,731.20 = 414,638,732.80/x
  3. Step 3: Cross multiply
    444,871,820.80x = 667,307,731.20 × 414,638,732.80
  4. Step 4: Simplify right side
    444,871,820.80x = 276,691,632,052,411,040
  5. Step 5: Solve for x
    x = 276,691,632,052,411,040/444,871,820.80
  6. Step 6: Final answer
    x = 621,958,099.20

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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.