Home / 1,118,670,358.41-1,555,421,716.36

Finding the Third Proportional to 1,118,670,358.41 and 1,555,421,716.36

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Solution

The third proportional to 1,118,670,358.41 and 1,555,421,716.36 is: 2,162,689,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,670,358.41 : 1,555,421,716.36 = 1,555,421,716.36 : x
  2. Step 2: Convert to fraction form
    1,118,670,358.41/1,555,421,716.36 = 1,555,421,716.36/x
  3. Step 3: Cross multiply
    1,118,670,358.41x = 1,555,421,716.36 × 1,555,421,716.36
  4. Step 4: Simplify right side
    1,118,670,358.41x = 2,419,336,715,722,421,760
  5. Step 5: Solve for x
    x = 2,419,336,715,722,421,760/1,118,670,358.41
  6. Step 6: Final answer
    x = 2,162,689,569.40

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.