Home / 135,417,204.36-203,061,772.96-52,457,811.10

Finding the Fourth Proportional to 135,417,204.36, 203,061,772.96 and 52,457,811.10

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Solution

The fourth proportional to 135,417,204.36, 203,061,772.96 and 52,457,811.10 is: 78,661,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,417,204.36 : 203,061,772.96 = 52,457,811.10 : x
  2. Step 2: Convert to fraction form
    135,417,204.36/203,061,772.96 = 52,457,811.10/x
  3. Step 3: Cross multiply
    135,417,204.36x = 203,061,772.96 × 52,457,811.10
  4. Step 4: Simplify right side
    135,417,204.36x = 10,652,176,126,289,170
  5. Step 5: Solve for x
    x = 10,652,176,126,289,170/135,417,204.36
  6. Step 6: Final answer
    x = 78,661,911.37

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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.