Home / 11,343,202,031.86-15,654,991,451.36-6,455,958,793.20

Finding the Fourth Proportional to 11,343,202,031.86, 15,654,991,451.36 and 6,455,958,793.20

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Solution

The fourth proportional to 11,343,202,031.86, 15,654,991,451.36 and 6,455,958,793.20 is: 8,910,004,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343,202,031.86 : 15,654,991,451.36 = 6,455,958,793.20 : x
  2. Step 2: Convert to fraction form
    11,343,202,031.86/15,654,991,451.36 = 6,455,958,793.20/x
  3. Step 3: Cross multiply
    11,343,202,031.86x = 15,654,991,451.36 × 6,455,958,793.20
  4. Step 4: Simplify right side
    11,343,202,031.86x = 101,067,979,717,865,504,768
  5. Step 5: Solve for x
    x = 101,067,979,717,865,504,768/11,343,202,031.86
  6. Step 6: Final answer
    x = 8,910,004,373.89

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Double scale
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1.5x scale

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.