Home / 14,558,979,226.38-20,091,194,890.32-8,128,898,249.62

Finding the Fourth Proportional to 14,558,979,226.38, 20,091,194,890.32 and 8,128,898,249.62

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Solution

The fourth proportional to 14,558,979,226.38, 20,091,194,890.32 and 8,128,898,249.62 is: 11,217,769,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,979,226.38 : 20,091,194,890.32 = 8,128,898,249.62 : x
  2. Step 2: Convert to fraction form
    14,558,979,226.38/20,091,194,890.32 = 8,128,898,249.62/x
  3. Step 3: Cross multiply
    14,558,979,226.38x = 20,091,194,890.32 × 8,128,898,249.62
  4. Step 4: Simplify right side
    14,558,979,226.38x = 163,319,278,976,696,516,608
  5. Step 5: Solve for x
    x = 163,319,278,976,696,516,608/14,558,979,226.38
  6. Step 6: Final answer
    x = 11,217,769,902.49

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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.