Home / 18,764,499,017.92-25,895,514,329.76-11,040,109,416.31

Finding the Fourth Proportional to 18,764,499,017.92, 25,895,514,329.76 and 11,040,109,416.31

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Solution

The fourth proportional to 18,764,499,017.92, 25,895,514,329.76 and 11,040,109,416.31 is: 15,235,648,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764,499,017.92 : 25,895,514,329.76 = 11,040,109,416.31 : x
  2. Step 2: Convert to fraction form
    18,764,499,017.92/25,895,514,329.76 = 11,040,109,416.31/x
  3. Step 3: Cross multiply
    18,764,499,017.92x = 25,895,514,329.76 × 11,040,109,416.31
  4. Step 4: Simplify right side
    18,764,499,017.92x = 285,889,311,592,173,895,680
  5. Step 5: Solve for x
    x = 285,889,311,592,173,895,680/18,764,499,017.92
  6. Step 6: Final answer
    x = 15,235,648,514.74

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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.