Home / 196,941,508.92-295,148,198.34-153,274,992.12

Finding the Fourth Proportional to 196,941,508.92, 295,148,198.34 and 153,274,992.12

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Solution

The fourth proportional to 196,941,508.92, 295,148,198.34 and 153,274,992.12 is: 229,706,972.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,941,508.92 : 295,148,198.34 = 153,274,992.12 : x
  2. Step 2: Convert to fraction form
    196,941,508.92/295,148,198.34 = 153,274,992.12/x
  3. Step 3: Cross multiply
    196,941,508.92x = 295,148,198.34 × 153,274,992.12
  4. Step 4: Simplify right side
    196,941,508.92x = 45,238,837,774,795,696
  5. Step 5: Solve for x
    x = 45,238,837,774,795,696/196,941,508.92
  6. Step 6: Final answer
    x = 229,706,972.51

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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.