Home / 293,422,906.20-440,134,359.30-157,374,010.20

Finding the Fourth Proportional to 293,422,906.20, 440,134,359.30 and 157,374,010.20

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Solution

The fourth proportional to 293,422,906.20, 440,134,359.30 and 157,374,010.20 is: 236,061,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,422,906.20 : 440,134,359.30 = 157,374,010.20 : x
  2. Step 2: Convert to fraction form
    293,422,906.20/440,134,359.30 = 157,374,010.20/x
  3. Step 3: Cross multiply
    293,422,906.20x = 440,134,359.30 × 157,374,010.20
  4. Step 4: Simplify right side
    293,422,906.20x = 69,265,709,149,848,664
  5. Step 5: Solve for x
    x = 69,265,709,149,848,664/293,422,906.20
  6. Step 6: Final answer
    x = 236,061,015.30

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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.