Home / 297,212,047.20-445,440,157.20-143,527,183.20

Finding the Fourth Proportional to 297,212,047.20, 445,440,157.20 and 143,527,183.20

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Solution

The fourth proportional to 297,212,047.20, 445,440,157.20 and 143,527,183.20 is: 215,108,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,212,047.20 : 445,440,157.20 = 143,527,183.20 : x
  2. Step 2: Convert to fraction form
    297,212,047.20/445,440,157.20 = 143,527,183.20/x
  3. Step 3: Cross multiply
    297,212,047.20x = 445,440,157.20 × 143,527,183.20
  4. Step 4: Simplify right side
    297,212,047.20x = 63,932,771,047,081,192
  5. Step 5: Solve for x
    x = 63,932,771,047,081,192/297,212,047.20
  6. Step 6: Final answer
    x = 215,108,275.89

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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.