Home / 79,255,476.54-109,328,271.75-49,875,843.42

Finding the Fourth Proportional to 79,255,476.54, 109,328,271.75 and 49,875,843.42

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Solution

The fourth proportional to 79,255,476.54, 109,328,271.75 and 49,875,843.42 is: 68,800,794.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,255,476.54 : 109,328,271.75 = 49,875,843.42 : x
  2. Step 2: Convert to fraction form
    79,255,476.54/109,328,271.75 = 49,875,843.42/x
  3. Step 3: Cross multiply
    79,255,476.54x = 109,328,271.75 × 49,875,843.42
  4. Step 4: Simplify right side
    79,255,476.54x = 5,452,839,763,182,210
  5. Step 5: Solve for x
    x = 5,452,839,763,182,210/79,255,476.54
  6. Step 6: Final answer
    x = 68,800,794.61

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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.