Home / 275,315,996.65-412,823,048.93-109,151,169.56

Finding the Fourth Proportional to 275,315,996.65, 412,823,048.93 and 109,151,169.56

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Solution

The fourth proportional to 275,315,996.65, 412,823,048.93 and 109,151,169.56 is: 163,666,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,315,996.65 : 412,823,048.93 = 109,151,169.56 : x
  2. Step 2: Convert to fraction form
    275,315,996.65/412,823,048.93 = 109,151,169.56/x
  3. Step 3: Cross multiply
    275,315,996.65x = 412,823,048.93 × 109,151,169.56
  4. Step 4: Simplify right side
    275,315,996.65x = 45,060,118,612,034,608
  5. Step 5: Solve for x
    x = 45,060,118,612,034,608/275,315,996.65
  6. Step 6: Final answer
    x = 163,666,910.61

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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.