Home / 196,605,452.96-271,417,521-143,622,667.52

Finding the Fourth Proportional to 196,605,452.96, 271,417,521 and 143,622,667.52

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Solution

The fourth proportional to 196,605,452.96, 271,417,521 and 143,622,667.52 is: 198,273,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,605,452.96 : 271,417,521 = 143,622,667.52 : x
  2. Step 2: Convert to fraction form
    196,605,452.96/271,417,521 = 143,622,667.52/x
  3. Step 3: Cross multiply
    196,605,452.96x = 271,417,521 × 143,622,667.52
  4. Step 4: Simplify right side
    196,605,452.96x = 38,981,708,377,685,624
  5. Step 5: Solve for x
    x = 38,981,708,377,685,624/196,605,452.96
  6. Step 6: Final answer
    x = 198,273,790.43

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1.5x scale

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.