Home / 344,399,581.80-475,271,087.76-187,766,647.20

Finding the Fourth Proportional to 344,399,581.80, 475,271,087.76 and 187,766,647.20

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Solution

The fourth proportional to 344,399,581.80, 475,271,087.76 and 187,766,647.20 is: 259,117,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,399,581.80 : 475,271,087.76 = 187,766,647.20 : x
  2. Step 2: Convert to fraction form
    344,399,581.80/475,271,087.76 = 187,766,647.20/x
  3. Step 3: Cross multiply
    344,399,581.80x = 475,271,087.76 × 187,766,647.20
  4. Step 4: Simplify right side
    344,399,581.80x = 89,240,058,659,792,144
  5. Step 5: Solve for x
    x = 89,240,058,659,792,144/344,399,581.80
  6. Step 6: Final answer
    x = 259,117,790.43

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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.