Home / 705,722,172.50-1,058,407,260.83-207,633,574.82

Finding the Fourth Proportional to 705,722,172.50, 1,058,407,260.83 and 207,633,574.82

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Solution

The fourth proportional to 705,722,172.50, 1,058,407,260.83 and 207,633,574.82 is: 311,398,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,722,172.50 : 1,058,407,260.83 = 207,633,574.82 : x
  2. Step 2: Convert to fraction form
    705,722,172.50/1,058,407,260.83 = 207,633,574.82/x
  3. Step 3: Cross multiply
    705,722,172.50x = 1,058,407,260.83 × 207,633,574.82
  4. Step 4: Simplify right side
    705,722,172.50x = 219,760,883,181,577,056
  5. Step 5: Solve for x
    x = 219,760,883,181,577,056/705,722,172.50
  6. Step 6: Final answer
    x = 311,398,581.12

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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.