Home / 251,405,618.94-346,743,207.55-163,327,995.22

Finding the Fourth Proportional to 251,405,618.94, 346,743,207.55 and 163,327,995.22

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Solution

The fourth proportional to 251,405,618.94, 346,743,207.55 and 163,327,995.22 is: 225,264,945.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,405,618.94 : 346,743,207.55 = 163,327,995.22 : x
  2. Step 2: Convert to fraction form
    251,405,618.94/346,743,207.55 = 163,327,995.22/x
  3. Step 3: Cross multiply
    251,405,618.94x = 346,743,207.55 × 163,327,995.22
  4. Step 4: Simplify right side
    251,405,618.94x = 56,632,872,945,293,872
  5. Step 5: Solve for x
    x = 56,632,872,945,293,872/251,405,618.94
  6. Step 6: Final answer
    x = 225,264,945.09

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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.