Home / 226,191,539.42-312,169,599.83-136,932,663.92

Finding the Fourth Proportional to 226,191,539.42, 312,169,599.83 and 136,932,663.92

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Solution

The fourth proportional to 226,191,539.42, 312,169,599.83 and 136,932,663.92 is: 188,982,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191,539.42 : 312,169,599.83 = 136,932,663.92 : x
  2. Step 2: Convert to fraction form
    226,191,539.42/312,169,599.83 = 136,932,663.92/x
  3. Step 3: Cross multiply
    226,191,539.42x = 312,169,599.83 × 136,932,663.92
  4. Step 4: Simplify right side
    226,191,539.42x = 42,746,214,898,001,424
  5. Step 5: Solve for x
    x = 42,746,214,898,001,424/226,191,539.42
  6. Step 6: Final answer
    x = 188,982,377.54

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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.