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Finding the Third Proportional to 69,030,552 and 149,794,944

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Solution

The third proportional to 69,030,552 and 149,794,944 is: 325,052,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030,552 : 149,794,944 = 149,794,944 : x
  2. Step 2: Convert to fraction form
    69,030,552/149,794,944 = 149,794,944/x
  3. Step 3: Cross multiply
    69,030,552x = 149,794,944 × 149,794,944
  4. Step 4: Simplify right side
    69,030,552x = 22,438,525,247,963,136
  5. Step 5: Solve for x
    x = 22,438,525,247,963,136/69,030,552
  6. Step 6: Final answer
    x = 325,052,090.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.