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Finding the Third Proportional to 101,538,174 and 154,688,013

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Solution

The third proportional to 101,538,174 and 154,688,013 is: 235,658,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,538,174 : 154,688,013 = 154,688,013 : x
  2. Step 2: Convert to fraction form
    101,538,174/154,688,013 = 154,688,013/x
  3. Step 3: Cross multiply
    101,538,174x = 154,688,013 × 154,688,013
  4. Step 4: Simplify right side
    101,538,174x = 23,928,381,365,888,168
  5. Step 5: Solve for x
    x = 23,928,381,365,888,168/101,538,174
  6. Step 6: Final answer
    x = 235,658,968.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.