Home / 238,051,206.40-356,635,910.40-135,510,649.60

Finding the Fourth Proportional to 238,051,206.40, 356,635,910.40 and 135,510,649.60

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Solution

The fourth proportional to 238,051,206.40, 356,635,910.40 and 135,510,649.60 is: 203,014,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,051,206.40 : 356,635,910.40 = 135,510,649.60 : x
  2. Step 2: Convert to fraction form
    238,051,206.40/356,635,910.40 = 135,510,649.60/x
  3. Step 3: Cross multiply
    238,051,206.40x = 356,635,910.40 × 135,510,649.60
  4. Step 4: Simplify right side
    238,051,206.40x = 48,327,963,888,991,392
  5. Step 5: Solve for x
    x = 48,327,963,888,991,392/238,051,206.40
  6. Step 6: Final answer
    x = 203,014,992.53

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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.