Home / 220,414,736.18-330,669,933.96-67,056,806.81

Finding the Fourth Proportional to 220,414,736.18, 330,669,933.96 and 67,056,806.81

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Solution

The fourth proportional to 220,414,736.18, 330,669,933.96 and 67,056,806.81 is: 100,599,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,414,736.18 : 330,669,933.96 = 67,056,806.81 : x
  2. Step 2: Convert to fraction form
    220,414,736.18/330,669,933.96 = 67,056,806.81/x
  3. Step 3: Cross multiply
    220,414,736.18x = 330,669,933.96 × 67,056,806.81
  4. Step 4: Simplify right side
    220,414,736.18x = 22,173,669,880,509,316
  5. Step 5: Solve for x
    x = 22,173,669,880,509,316/220,414,736.18
  6. Step 6: Final answer
    x = 100,599,761.45

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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.