Home / 979,664,969.25-2,115,175,558.50

Finding the Third Proportional to 979,664,969.25 and 2,115,175,558.50

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Solution

The third proportional to 979,664,969.25 and 2,115,175,558.50 is: 4,566,834,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,664,969.25 : 2,115,175,558.50 = 2,115,175,558.50 : x
  2. Step 2: Convert to fraction form
    979,664,969.25/2,115,175,558.50 = 2,115,175,558.50/x
  3. Step 3: Cross multiply
    979,664,969.25x = 2,115,175,558.50 × 2,115,175,558.50
  4. Step 4: Simplify right side
    979,664,969.25x = 4,473,967,643,275,786,752
  5. Step 5: Solve for x
    x = 4,473,967,643,275,786,752/979,664,969.25
  6. Step 6: Final answer
    x = 4,566,834,360.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.