Home / 135,204,958.46-186,592,864.53-75,672,208.64

Finding the Fourth Proportional to 135,204,958.46, 186,592,864.53 and 75,672,208.64

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Solution

The fourth proportional to 135,204,958.46, 186,592,864.53 and 75,672,208.64 is: 104,433,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,204,958.46 : 186,592,864.53 = 75,672,208.64 : x
  2. Step 2: Convert to fraction form
    135,204,958.46/186,592,864.53 = 75,672,208.64/x
  3. Step 3: Cross multiply
    135,204,958.46x = 186,592,864.53 × 75,672,208.64
  4. Step 4: Simplify right side
    135,204,958.46x = 14,119,894,175,449,416
  5. Step 5: Solve for x
    x = 14,119,894,175,449,416/135,204,958.46
  6. Step 6: Final answer
    x = 104,433,257.01

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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.