Home / 189,397,666.60-284,309,076.30-146,457,233.80

Finding the Fourth Proportional to 189,397,666.60, 284,309,076.30 and 146,457,233.80

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Solution

The fourth proportional to 189,397,666.60, 284,309,076.30 and 146,457,233.80 is: 219,850,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,397,666.60 : 284,309,076.30 = 146,457,233.80 : x
  2. Step 2: Convert to fraction form
    189,397,666.60/284,309,076.30 = 146,457,233.80/x
  3. Step 3: Cross multiply
    189,397,666.60x = 284,309,076.30 × 146,457,233.80
  4. Step 4: Simplify right side
    189,397,666.60x = 41,639,120,859,131,144
  5. Step 5: Solve for x
    x = 41,639,120,859,131,144/189,397,666.60
  6. Step 6: Final answer
    x = 219,850,231.56

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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.