Home / 113,657,101.80-170,233,710.30-68,307,469.80

Finding the Fourth Proportional to 113,657,101.80, 170,233,710.30 and 68,307,469.80

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Solution

The fourth proportional to 113,657,101.80, 170,233,710.30 and 68,307,469.80 is: 102,309,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,657,101.80 : 170,233,710.30 = 68,307,469.80 : x
  2. Step 2: Convert to fraction form
    113,657,101.80/170,233,710.30 = 68,307,469.80/x
  3. Step 3: Cross multiply
    113,657,101.80x = 170,233,710.30 × 68,307,469.80
  4. Step 4: Simplify right side
    113,657,101.80x = 11,628,234,025,259,200
  5. Step 5: Solve for x
    x = 11,628,234,025,259,200/113,657,101.80
  6. Step 6: Final answer
    x = 102,309,788.31

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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.