Home / 165,022,908.40-227,738,699.44-91,684,050.40

Finding the Fourth Proportional to 165,022,908.40, 227,738,699.44 and 91,684,050.40

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Solution

The fourth proportional to 165,022,908.40, 227,738,699.44 and 91,684,050.40 is: 126,527,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,022,908.40 : 227,738,699.44 = 91,684,050.40 : x
  2. Step 2: Convert to fraction form
    165,022,908.40/227,738,699.44 = 91,684,050.40/x
  3. Step 3: Cross multiply
    165,022,908.40x = 227,738,699.44 × 91,684,050.40
  4. Step 4: Simplify right side
    165,022,908.40x = 20,880,006,397,487,412
  5. Step 5: Solve for x
    x = 20,880,006,397,487,412/165,022,908.40
  6. Step 6: Final answer
    x = 126,527,926.33

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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.