Home / 275,509,267.80-380,202,768.30-151,749,944.94

Finding the Fourth Proportional to 275,509,267.80, 380,202,768.30 and 151,749,944.94

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Solution

The fourth proportional to 275,509,267.80, 380,202,768.30 and 151,749,944.94 is: 209,414,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,509,267.80 : 380,202,768.30 = 151,749,944.94 : x
  2. Step 2: Convert to fraction form
    275,509,267.80/380,202,768.30 = 151,749,944.94/x
  3. Step 3: Cross multiply
    275,509,267.80x = 380,202,768.30 × 151,749,944.94
  4. Step 4: Simplify right side
    275,509,267.80x = 57,695,749,155,560,576
  5. Step 5: Solve for x
    x = 57,695,749,155,560,576/275,509,267.80
  6. Step 6: Final answer
    x = 209,414,912.31

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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.