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Finding the Third Proportional to 45,507,715.50 and 100,291,352.25

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Solution

The third proportional to 45,507,715.50 and 100,291,352.25 is: 221,025,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,507,715.50 : 100,291,352.25 = 100,291,352.25 : x
  2. Step 2: Convert to fraction form
    45,507,715.50/100,291,352.25 = 100,291,352.25/x
  3. Step 3: Cross multiply
    45,507,715.50x = 100,291,352.25 × 100,291,352.25
  4. Step 4: Simplify right side
    45,507,715.50x = 10,058,355,336,133,580
  5. Step 5: Solve for x
    x = 10,058,355,336,133,580/45,507,715.50
  6. Step 6: Final answer
    x = 221,025,275.07

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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.