Home / 108,448,620.43-162,672,575.83-39,361,331.89

Finding the Fourth Proportional to 108,448,620.43, 162,672,575.83 and 39,361,331.89

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Solution

The fourth proportional to 108,448,620.43, 162,672,575.83 and 39,361,331.89 is: 59,041,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,448,620.43 : 162,672,575.83 = 39,361,331.89 : x
  2. Step 2: Convert to fraction form
    108,448,620.43/162,672,575.83 = 39,361,331.89/x
  3. Step 3: Cross multiply
    108,448,620.43x = 162,672,575.83 × 39,361,331.89
  4. Step 4: Simplify right side
    108,448,620.43x = 6,403,009,247,319,357
  5. Step 5: Solve for x
    x = 6,403,009,247,319,357/108,448,620.43
  6. Step 6: Final answer
    x = 59,041,869.06

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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.