Home / 108,601,539.90-162,906,246.45-31,932,318.30

Finding the Fourth Proportional to 108,601,539.90, 162,906,246.45 and 31,932,318.30

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Solution

The fourth proportional to 108,601,539.90, 162,906,246.45 and 31,932,318.30 is: 47,899,634.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,601,539.90 : 162,906,246.45 = 31,932,318.30 : x
  2. Step 2: Convert to fraction form
    108,601,539.90/162,906,246.45 = 31,932,318.30/x
  3. Step 3: Cross multiply
    108,601,539.90x = 162,906,246.45 × 31,932,318.30
  4. Step 4: Simplify right side
    108,601,539.90x = 5,201,974,114,699,645
  5. Step 5: Solve for x
    x = 5,201,974,114,699,645/108,601,539.90
  6. Step 6: Final answer
    x = 47,899,634.94

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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.