Home / 321,571,271.22-482,359,892.19-91,540,347.54

Finding the Fourth Proportional to 321,571,271.22, 482,359,892.19 and 91,540,347.54

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Solution

The fourth proportional to 321,571,271.22, 482,359,892.19 and 91,540,347.54 is: 137,311,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,571,271.22 : 482,359,892.19 = 91,540,347.54 : x
  2. Step 2: Convert to fraction form
    321,571,271.22/482,359,892.19 = 91,540,347.54/x
  3. Step 3: Cross multiply
    321,571,271.22x = 482,359,892.19 × 91,540,347.54
  4. Step 4: Simplify right side
    321,571,271.22x = 44,155,392,170,429,536
  5. Step 5: Solve for x
    x = 44,155,392,170,429,536/321,571,271.22
  6. Step 6: Final answer
    x = 137,311,371.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.