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Finding the Third Proportional to 70,939,453.50 and 152,818,276.50

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Solution

The third proportional to 70,939,453.50 and 152,818,276.50 is: 329,202,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,939,453.50 : 152,818,276.50 = 152,818,276.50 : x
  2. Step 2: Convert to fraction form
    70,939,453.50/152,818,276.50 = 152,818,276.50/x
  3. Step 3: Cross multiply
    70,939,453.50x = 152,818,276.50 × 152,818,276.50
  4. Step 4: Simplify right side
    70,939,453.50x = 23,353,425,632,430,452
  5. Step 5: Solve for x
    x = 23,353,425,632,430,452/70,939,453.50
  6. Step 6: Final answer
    x = 329,202,220.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.