Home / 223,967,220.88-309,074,762.28-120,950,772.88

Finding the Fourth Proportional to 223,967,220.88, 309,074,762.28 and 120,950,772.88

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Solution

The fourth proportional to 223,967,220.88, 309,074,762.28 and 120,950,772.88 is: 166,912,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,967,220.88 : 309,074,762.28 = 120,950,772.88 : x
  2. Step 2: Convert to fraction form
    223,967,220.88/309,074,762.28 = 120,950,772.88/x
  3. Step 3: Cross multiply
    223,967,220.88x = 309,074,762.28 × 120,950,772.88
  4. Step 4: Simplify right side
    223,967,220.88x = 37,382,831,375,468,264
  5. Step 5: Solve for x
    x = 37,382,831,375,468,264/223,967,220.88
  6. Step 6: Final answer
    x = 166,912,065.21

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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.