Home / 81,459,096.20-122,094,165.90-32,905,071.80

Finding the Fourth Proportional to 81,459,096.20, 122,094,165.90 and 32,905,071.80

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Solution

The fourth proportional to 81,459,096.20, 122,094,165.90 and 32,905,071.80 is: 49,319,443.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,459,096.20 : 122,094,165.90 = 32,905,071.80 : x
  2. Step 2: Convert to fraction form
    81,459,096.20/122,094,165.90 = 32,905,071.80/x
  3. Step 3: Cross multiply
    81,459,096.20x = 122,094,165.90 × 32,905,071.80
  4. Step 4: Simplify right side
    81,459,096.20x = 4,017,517,295,300,612
  5. Step 5: Solve for x
    x = 4,017,517,295,300,612/81,459,096.20
  6. Step 6: Final answer
    x = 49,319,443.53

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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.