Home / 65,448,015.40-98,172,023.10-29,042,338.60

Finding the Fourth Proportional to 65,448,015.40, 98,172,023.10 and 29,042,338.60

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Solution

The fourth proportional to 65,448,015.40, 98,172,023.10 and 29,042,338.60 is: 43,563,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,448,015.40 : 98,172,023.10 = 29,042,338.60 : x
  2. Step 2: Convert to fraction form
    65,448,015.40/98,172,023.10 = 29,042,338.60/x
  3. Step 3: Cross multiply
    65,448,015.40x = 98,172,023.10 × 29,042,338.60
  4. Step 4: Simplify right side
    65,448,015.40x = 2,851,145,135,917,221.50
  5. Step 5: Solve for x
    x = 2,851,145,135,917,221.50/65,448,015.40
  6. Step 6: Final answer
    x = 43,563,507.90

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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.