Home / 725,177,782.90-1,087,765,317.54-227,226,418.54

Finding the Fourth Proportional to 725,177,782.90, 1,087,765,317.54 and 227,226,418.54

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Solution

The fourth proportional to 725,177,782.90, 1,087,765,317.54 and 227,226,418.54 is: 340,839,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,177,782.90 : 1,087,765,317.54 = 227,226,418.54 : x
  2. Step 2: Convert to fraction form
    725,177,782.90/1,087,765,317.54 = 227,226,418.54/x
  3. Step 3: Cross multiply
    725,177,782.90x = 1,087,765,317.54 × 227,226,418.54
  4. Step 4: Simplify right side
    725,177,782.90x = 247,169,017,313,920,608
  5. Step 5: Solve for x
    x = 247,169,017,313,920,608/725,177,782.90
  6. Step 6: Final answer
    x = 340,839,202.66

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1.5x scale

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.