Home / 173,642,991.90-260,266,359.96-69,945,843.54

Finding the Fourth Proportional to 173,642,991.90, 260,266,359.96 and 69,945,843.54

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Solution

The fourth proportional to 173,642,991.90, 260,266,359.96 and 69,945,843.54 is: 104,838,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,642,991.90 : 260,266,359.96 = 69,945,843.54 : x
  2. Step 2: Convert to fraction form
    173,642,991.90/260,266,359.96 = 69,945,843.54/x
  3. Step 3: Cross multiply
    173,642,991.90x = 260,266,359.96 × 69,945,843.54
  4. Step 4: Simplify right side
    173,642,991.90x = 18,204,550,092,487,484
  5. Step 5: Solve for x
    x = 18,204,550,092,487,484/173,642,991.90
  6. Step 6: Final answer
    x = 104,838,956.60

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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.