Home / 19,336,691,909.76-29,005,031,037.44-5,171,289,499.36

Finding the Fourth Proportional to 19,336,691,909.76, 29,005,031,037.44 and 5,171,289,499.36

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Solution

The fourth proportional to 19,336,691,909.76, 29,005,031,037.44 and 5,171,289,499.36 is: 7,756,932,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336,691,909.76 : 29,005,031,037.44 = 5,171,289,499.36 : x
  2. Step 2: Convert to fraction form
    19,336,691,909.76/29,005,031,037.44 = 5,171,289,499.36/x
  3. Step 3: Cross multiply
    19,336,691,909.76x = 29,005,031,037.44 × 5,171,289,499.36
  4. Step 4: Simplify right side
    19,336,691,909.76x = 149,993,412,432,524,345,344
  5. Step 5: Solve for x
    x = 149,993,412,432,524,345,344/19,336,691,909.76
  6. Step 6: Final answer
    x = 7,756,932,423.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.