Home / 226,191,538.92-312,169,599.14-136,932,663.42

Finding the Fourth Proportional to 226,191,538.92, 312,169,599.14 and 136,932,663.42

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Solution

The fourth proportional to 226,191,538.92, 312,169,599.14 and 136,932,663.42 is: 188,982,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191,538.92 : 312,169,599.14 = 136,932,663.42 : x
  2. Step 2: Convert to fraction form
    226,191,538.92/312,169,599.14 = 136,932,663.42/x
  3. Step 3: Cross multiply
    226,191,538.92x = 312,169,599.14 × 136,932,663.42
  4. Step 4: Simplify right side
    226,191,538.92x = 42,746,214,647,433,088
  5. Step 5: Solve for x
    x = 42,746,214,647,433,088/226,191,538.92
  6. Step 6: Final answer
    x = 188,982,376.85

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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.