Home / 111,220,206.90-166,830,310.35-74,846,022.90

Finding the Fourth Proportional to 111,220,206.90, 166,830,310.35 and 74,846,022.90

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Solution

The fourth proportional to 111,220,206.90, 166,830,310.35 and 74,846,022.90 is: 112,269,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,220,206.90 : 166,830,310.35 = 74,846,022.90 : x
  2. Step 2: Convert to fraction form
    111,220,206.90/166,830,310.35 = 74,846,022.90/x
  3. Step 3: Cross multiply
    111,220,206.90x = 166,830,310.35 × 74,846,022.90
  4. Step 4: Simplify right side
    111,220,206.90x = 12,486,585,228,870,208
  5. Step 5: Solve for x
    x = 12,486,585,228,870,208/111,220,206.90
  6. Step 6: Final answer
    x = 112,269,034.35

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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.