Home / 107,508,710.55-161,160,902.13-68,537,770.23

Finding the Fourth Proportional to 107,508,710.55, 161,160,902.13 and 68,537,770.23

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Solution

The fourth proportional to 107,508,710.55, 161,160,902.13 and 68,537,770.23 is: 102,741,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,508,710.55 : 161,160,902.13 = 68,537,770.23 : x
  2. Step 2: Convert to fraction form
    107,508,710.55/161,160,902.13 = 68,537,770.23/x
  3. Step 3: Cross multiply
    107,508,710.55x = 161,160,902.13 × 68,537,770.23
  4. Step 4: Simplify right side
    107,508,710.55x = 11,045,608,880,245,458
  5. Step 5: Solve for x
    x = 11,045,608,880,245,458/107,508,710.55
  6. Step 6: Final answer
    x = 102,741,525.07

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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.