Home / 188,895,359.26-260,683,687.90-105,263,604.46

Finding the Fourth Proportional to 188,895,359.26, 260,683,687.90 and 105,263,604.46

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Solution

The fourth proportional to 188,895,359.26, 260,683,687.90 and 105,263,604.46 is: 145,268,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,895,359.26 : 260,683,687.90 = 105,263,604.46 : x
  2. Step 2: Convert to fraction form
    188,895,359.26/260,683,687.90 = 105,263,604.46/x
  3. Step 3: Cross multiply
    188,895,359.26x = 260,683,687.90 × 105,263,604.46
  4. Step 4: Simplify right side
    188,895,359.26x = 27,440,504,612,279,688
  5. Step 5: Solve for x
    x = 27,440,504,612,279,688/188,895,359.26
  6. Step 6: Final answer
    x = 145,268,283.56

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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.