Home / 108,392,489.70-162,534,934.35-39,302,535.30

Finding the Fourth Proportional to 108,392,489.70, 162,534,934.35 and 39,302,535.30

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Solution

The fourth proportional to 108,392,489.70, 162,534,934.35 and 39,302,535.30 is: 58,934,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,392,489.70 : 162,534,934.35 = 39,302,535.30 : x
  2. Step 2: Convert to fraction form
    108,392,489.70/162,534,934.35 = 39,302,535.30/x
  3. Step 3: Cross multiply
    108,392,489.70x = 162,534,934.35 × 39,302,535.30
  4. Step 4: Simplify right side
    108,392,489.70x = 6,388,034,994,774,057
  5. Step 5: Solve for x
    x = 6,388,034,994,774,057/108,392,489.70
  6. Step 6: Final answer
    x = 58,934,295.29

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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.