Home / 14,558,979,221.88-20,091,194,884.11-8,128,898,245.11

Finding the Fourth Proportional to 14,558,979,221.88, 20,091,194,884.11 and 8,128,898,245.11

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Solution

The fourth proportional to 14,558,979,221.88, 20,091,194,884.11 and 8,128,898,245.11 is: 11,217,769,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,979,221.88 : 20,091,194,884.11 = 8,128,898,245.11 : x
  2. Step 2: Convert to fraction form
    14,558,979,221.88/20,091,194,884.11 = 8,128,898,245.11/x
  3. Step 3: Cross multiply
    14,558,979,221.88x = 20,091,194,884.11 × 8,128,898,245.11
  4. Step 4: Simplify right side
    14,558,979,221.88x = 163,319,278,835,604,783,104
  5. Step 5: Solve for x
    x = 163,319,278,835,604,783,104/14,558,979,221.88
  6. Step 6: Final answer
    x = 11,217,769,896.27

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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.