Home / 100,926,301.40-151,389,452.10-82,990,167.65

Finding the Fourth Proportional to 100,926,301.40, 151,389,452.10 and 82,990,167.65

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Solution

The fourth proportional to 100,926,301.40, 151,389,452.10 and 82,990,167.65 is: 124,485,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,301.40 : 151,389,452.10 = 82,990,167.65 : x
  2. Step 2: Convert to fraction form
    100,926,301.40/151,389,452.10 = 82,990,167.65/x
  3. Step 3: Cross multiply
    100,926,301.40x = 151,389,452.10 × 82,990,167.65
  4. Step 4: Simplify right side
    100,926,301.40x = 12,563,836,010,220,644
  5. Step 5: Solve for x
    x = 12,563,836,010,220,644/100,926,301.40
  6. Step 6: Final answer
    x = 124,485,251.48

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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.