Home / 80,594,608.11-120,891,838.31-25,262,841.07

Finding the Fourth Proportional to 80,594,608.11, 120,891,838.31 and 25,262,841.07

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Solution

The fourth proportional to 80,594,608.11, 120,891,838.31 and 25,262,841.07 is: 37,894,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594,608.11 : 120,891,838.31 = 25,262,841.07 : x
  2. Step 2: Convert to fraction form
    80,594,608.11/120,891,838.31 = 25,262,841.07/x
  3. Step 3: Cross multiply
    80,594,608.11x = 120,891,838.31 × 25,262,841.07
  4. Step 4: Simplify right side
    80,594,608.11x = 3,054,071,297,885,667.50
  5. Step 5: Solve for x
    x = 3,054,071,297,885,667.50/80,594,608.11
  6. Step 6: Final answer
    x = 37,894,238.45

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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.