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Finding the Third Proportional to 75,711,072 and 164,343,583.50

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Solution

The third proportional to 75,711,072 and 164,343,583.50 is: 356,735,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711,072 : 164,343,583.50 = 164,343,583.50 : x
  2. Step 2: Convert to fraction form
    75,711,072/164,343,583.50 = 164,343,583.50/x
  3. Step 3: Cross multiply
    75,711,072x = 164,343,583.50 × 164,343,583.50
  4. Step 4: Simplify right side
    75,711,072x = 27,008,813,437,621,472
  5. Step 5: Solve for x
    x = 27,008,813,437,621,472/75,711,072
  6. Step 6: Final answer
    x = 356,735,319.21

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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.