Home / 189,397,665.60-284,309,074.80-146,457,232.80

Finding the Fourth Proportional to 189,397,665.60, 284,309,074.80 and 146,457,232.80

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Solution

The fourth proportional to 189,397,665.60, 284,309,074.80 and 146,457,232.80 is: 219,850,230.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,397,665.60 : 284,309,074.80 = 146,457,232.80 : x
  2. Step 2: Convert to fraction form
    189,397,665.60/284,309,074.80 = 146,457,232.80/x
  3. Step 3: Cross multiply
    189,397,665.60x = 284,309,074.80 × 146,457,232.80
  4. Step 4: Simplify right side
    189,397,665.60x = 41,639,120,355,136,216
  5. Step 5: Solve for x
    x = 41,639,120,355,136,216/189,397,665.60
  6. Step 6: Final answer
    x = 219,850,230.06

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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.