Home / 84,505,379.49-126,766,662.30-29,166,012.18

Finding the Fourth Proportional to 84,505,379.49, 126,766,662.30 and 29,166,012.18

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Solution

The fourth proportional to 84,505,379.49, 126,766,662.30 and 29,166,012.18 is: 43,751,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,505,379.49 : 126,766,662.30 = 29,166,012.18 : x
  2. Step 2: Convert to fraction form
    84,505,379.49/126,766,662.30 = 29,166,012.18/x
  3. Step 3: Cross multiply
    84,505,379.49x = 126,766,662.30 × 29,166,012.18
  4. Step 4: Simplify right side
    84,505,379.49x = 3,697,278,016,659,746.50
  5. Step 5: Solve for x
    x = 3,697,278,016,659,746.50/84,505,379.49
  6. Step 6: Final answer
    x = 43,751,984.06

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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.