Home / 279,400,227.60-419,100,341.40-87,924,003.60

Finding the Fourth Proportional to 279,400,227.60, 419,100,341.40 and 87,924,003.60

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Solution

The fourth proportional to 279,400,227.60, 419,100,341.40 and 87,924,003.60 is: 131,886,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,400,227.60 : 419,100,341.40 = 87,924,003.60 : x
  2. Step 2: Convert to fraction form
    279,400,227.60/419,100,341.40 = 87,924,003.60/x
  3. Step 3: Cross multiply
    279,400,227.60x = 419,100,341.40 × 87,924,003.60
  4. Step 4: Simplify right side
    279,400,227.60x = 36,848,979,926,014,824
  5. Step 5: Solve for x
    x = 36,848,979,926,014,824/279,400,227.60
  6. Step 6: Final answer
    x = 131,886,005.40

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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.