Home / 111,241,132.90-166,932,558.15-65,182,912.90

Finding the Fourth Proportional to 111,241,132.90, 166,932,558.15 and 65,182,912.90

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Solution

The fourth proportional to 111,241,132.90, 166,932,558.15 and 65,182,912.90 is: 97,815,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,241,132.90 : 166,932,558.15 = 65,182,912.90 : x
  2. Step 2: Convert to fraction form
    111,241,132.90/166,932,558.15 = 65,182,912.90/x
  3. Step 3: Cross multiply
    111,241,132.90x = 166,932,558.15 × 65,182,912.90
  4. Step 4: Simplify right side
    111,241,132.90x = 10,881,150,398,065,636
  5. Step 5: Solve for x
    x = 10,881,150,398,065,636/111,241,132.90
  6. Step 6: Final answer
    x = 97,815,889.81

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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.