Home / 226,191,543.96-312,169,606.11-136,932,668.46

Finding the Fourth Proportional to 226,191,543.96, 312,169,606.11 and 136,932,668.46

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Solution

The fourth proportional to 226,191,543.96, 312,169,606.11 and 136,932,668.46 is: 188,982,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191,543.96 : 312,169,606.11 = 136,932,668.46 : x
  2. Step 2: Convert to fraction form
    226,191,543.96/312,169,606.11 = 136,932,668.46/x
  3. Step 3: Cross multiply
    226,191,543.96x = 312,169,606.11 × 136,932,668.46
  4. Step 4: Simplify right side
    226,191,543.96x = 42,746,217,176,749,424
  5. Step 5: Solve for x
    x = 42,746,217,176,749,424/226,191,543.96
  6. Step 6: Final answer
    x = 188,982,383.82

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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.