Home / 70,385,456.25-147,206,281.50

Finding the Third Proportional to 70,385,456.25 and 147,206,281.50

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Solution

The third proportional to 70,385,456.25 and 147,206,281.50 is: 307,871,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,385,456.25 : 147,206,281.50 = 147,206,281.50 : x
  2. Step 2: Convert to fraction form
    70,385,456.25/147,206,281.50 = 147,206,281.50/x
  3. Step 3: Cross multiply
    70,385,456.25x = 147,206,281.50 × 147,206,281.50
  4. Step 4: Simplify right side
    70,385,456.25x = 21,669,689,313,057,244
  5. Step 5: Solve for x
    x = 21,669,689,313,057,244/70,385,456.25
  6. Step 6: Final answer
    x = 307,871,689.23

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.