Home / 985,660,692.94-2,120,815,030.88

Finding the Third Proportional to 985,660,692.94 and 2,120,815,030.88

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Solution

The third proportional to 985,660,692.94 and 2,120,815,030.88 is: 4,563,290,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,660,692.94 : 2,120,815,030.88 = 2,120,815,030.88 : x
  2. Step 2: Convert to fraction form
    985,660,692.94/2,120,815,030.88 = 2,120,815,030.88/x
  3. Step 3: Cross multiply
    985,660,692.94x = 2,120,815,030.88 × 2,120,815,030.88
  4. Step 4: Simplify right side
    985,660,692.94x = 4,497,856,395,185,327,104
  5. Step 5: Solve for x
    x = 4,497,856,395,185,327,104/985,660,692.94
  6. Step 6: Final answer
    x = 4,563,290,823.52

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.