Home / 111,220,281.80-166,880,189.10-50,604,806.60

Finding the Fourth Proportional to 111,220,281.80, 166,880,189.10 and 50,604,806.60

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Solution

The fourth proportional to 111,220,281.80, 166,880,189.10 and 50,604,806.60 is: 75,929,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,220,281.80 : 166,880,189.10 = 50,604,806.60 : x
  2. Step 2: Convert to fraction form
    111,220,281.80/166,880,189.10 = 50,604,806.60/x
  3. Step 3: Cross multiply
    111,220,281.80x = 166,880,189.10 × 50,604,806.60
  4. Step 4: Simplify right side
    111,220,281.80x = 8,444,939,694,776,928
  5. Step 5: Solve for x
    x = 8,444,939,694,776,928/111,220,281.80
  6. Step 6: Final answer
    x = 75,929,853.42

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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.