Home / 110,017,616.70-151,761,089.49-68,692,764.54

Finding the Fourth Proportional to 110,017,616.70, 151,761,089.49 and 68,692,764.54

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Solution

The fourth proportional to 110,017,616.70, 151,761,089.49 and 68,692,764.54 is: 94,756,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,017,616.70 : 151,761,089.49 = 68,692,764.54 : x
  2. Step 2: Convert to fraction form
    110,017,616.70/151,761,089.49 = 68,692,764.54/x
  3. Step 3: Cross multiply
    110,017,616.70x = 151,761,089.49 × 68,692,764.54
  4. Step 4: Simplify right side
    110,017,616.70x = 10,424,888,786,670,440
  5. Step 5: Solve for x
    x = 10,424,888,786,670,440/110,017,616.70
  6. Step 6: Final answer
    x = 94,756,540.81

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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.