Home / 107,944,981.05-161,879,585.91-30,200,993.84

Finding the Fourth Proportional to 107,944,981.05, 161,879,585.91 and 30,200,993.84

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Solution

The fourth proportional to 107,944,981.05, 161,879,585.91 and 30,200,993.84 is: 45,290,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,944,981.05 : 161,879,585.91 = 30,200,993.84 : x
  2. Step 2: Convert to fraction form
    107,944,981.05/161,879,585.91 = 30,200,993.84/x
  3. Step 3: Cross multiply
    107,944,981.05x = 161,879,585.91 × 30,200,993.84
  4. Step 4: Simplify right side
    107,944,981.05x = 4,888,924,377,181,106
  5. Step 5: Solve for x
    x = 4,888,924,377,181,106/107,944,981.05
  6. Step 6: Final answer
    x = 45,290,891.06

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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.