Home / 165,950,810.56-229,006,113.30-91,609,774.39

Finding the Fourth Proportional to 165,950,810.56, 229,006,113.30 and 91,609,774.39

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Solution

The fourth proportional to 165,950,810.56, 229,006,113.30 and 91,609,774.39 is: 126,418,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,950,810.56 : 229,006,113.30 = 91,609,774.39 : x
  2. Step 2: Convert to fraction form
    165,950,810.56/229,006,113.30 = 91,609,774.39/x
  3. Step 3: Cross multiply
    165,950,810.56x = 229,006,113.30 × 91,609,774.39
  4. Step 4: Simplify right side
    165,950,810.56x = 20,979,198,373,343,780
  5. Step 5: Solve for x
    x = 20,979,198,373,343,780/165,950,810.56
  6. Step 6: Final answer
    x = 126,418,173.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.