Home / 548,622,456.51-757,100,972.12-297,726,793.86

Finding the Fourth Proportional to 548,622,456.51, 757,100,972.12 and 297,726,793.86

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Solution

The fourth proportional to 548,622,456.51, 757,100,972.12 and 297,726,793.86 is: 410,864,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,622,456.51 : 757,100,972.12 = 297,726,793.86 : x
  2. Step 2: Convert to fraction form
    548,622,456.51/757,100,972.12 = 297,726,793.86/x
  3. Step 3: Cross multiply
    548,622,456.51x = 757,100,972.12 × 297,726,793.86
  4. Step 4: Simplify right side
    548,622,456.51x = 225,409,245,058,927,328
  5. Step 5: Solve for x
    x = 225,409,245,058,927,328/548,622,456.51
  6. Step 6: Final answer
    x = 410,864,051.19

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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.