Home / 206,936,786.11-310,406,300-61,371,608.70

Finding the Fourth Proportional to 206,936,786.11, 310,406,300 and 61,371,608.70

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Solution

The fourth proportional to 206,936,786.11, 310,406,300 and 61,371,608.70 is: 92,057,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,936,786.11 : 310,406,300 = 61,371,608.70 : x
  2. Step 2: Convert to fraction form
    206,936,786.11/310,406,300 = 61,371,608.70/x
  3. Step 3: Cross multiply
    206,936,786.11x = 310,406,300 × 61,371,608.70
  4. Step 4: Simplify right side
    206,936,786.11x = 19,050,133,981,614,812
  5. Step 5: Solve for x
    x = 19,050,133,981,614,812/206,936,786.11
  6. Step 6: Final answer
    x = 92,057,745.46

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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.