Home / 144,579,107.25-317,855,947.50

Finding the Third Proportional to 144,579,107.25 and 317,855,947.50

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Solution

The third proportional to 144,579,107.25 and 317,855,947.50 is: 698,803,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,579,107.25 : 317,855,947.50 = 317,855,947.50 : x
  2. Step 2: Convert to fraction form
    144,579,107.25/317,855,947.50 = 317,855,947.50/x
  3. Step 3: Cross multiply
    144,579,107.25x = 317,855,947.50 × 317,855,947.50
  4. Step 4: Simplify right side
    144,579,107.25x = 101,032,403,361,122,752
  5. Step 5: Solve for x
    x = 101,032,403,361,122,752/144,579,107.25
  6. Step 6: Final answer
    x = 698,803,618.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.