Home / 189,397,764.60-284,309,223.30-146,457,331.80

Finding the Fourth Proportional to 189,397,764.60, 284,309,223.30 and 146,457,331.80

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Solution

The fourth proportional to 189,397,764.60, 284,309,223.30 and 146,457,331.80 is: 219,850,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,397,764.60 : 284,309,223.30 = 146,457,331.80 : x
  2. Step 2: Convert to fraction form
    189,397,764.60/284,309,223.30 = 146,457,331.80/x
  3. Step 3: Cross multiply
    189,397,764.60x = 284,309,223.30 × 146,457,331.80
  4. Step 4: Simplify right side
    189,397,764.60x = 41,639,170,250,648,400
  5. Step 5: Solve for x
    x = 41,639,170,250,648,400/189,397,764.60
  6. Step 6: Final answer
    x = 219,850,378.59

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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.