Home / 108,110,351.88-162,096,800.94-91,721,285.28

Finding the Fourth Proportional to 108,110,351.88, 162,096,800.94 and 91,721,285.28

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Solution

The fourth proportional to 108,110,351.88, 162,096,800.94 and 91,721,285.28 is: 137,523,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,110,351.88 : 162,096,800.94 = 91,721,285.28 : x
  2. Step 2: Convert to fraction form
    108,110,351.88/162,096,800.94 = 91,721,285.28/x
  3. Step 3: Cross multiply
    108,110,351.88x = 162,096,800.94 × 91,721,285.28
  4. Step 4: Simplify right side
    108,110,351.88x = 14,867,726,921,993,112
  5. Step 5: Solve for x
    x = 14,867,726,921,993,112/108,110,351.88
  6. Step 6: Final answer
    x = 137,523,619.74

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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.