Home / 117,479,233.20-162,111,837.06-67,922,786.41

Finding the Fourth Proportional to 117,479,233.20, 162,111,837.06 and 67,922,786.41

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Solution

The fourth proportional to 117,479,233.20, 162,111,837.06 and 67,922,786.41 is: 93,727,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,479,233.20 : 162,111,837.06 = 67,922,786.41 : x
  2. Step 2: Convert to fraction form
    117,479,233.20/162,111,837.06 = 67,922,786.41/x
  3. Step 3: Cross multiply
    117,479,233.20x = 162,111,837.06 × 67,922,786.41
  4. Step 4: Simplify right side
    117,479,233.20x = 11,011,087,683,159,102
  5. Step 5: Solve for x
    x = 11,011,087,683,159,102/117,479,233.20
  6. Step 6: Final answer
    x = 93,727,949.90

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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.