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Finding the Third Proportional to 57,822,998 and 79,290,972

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Solution

The third proportional to 57,822,998 and 79,290,972 is: 108,729,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,822,998 : 79,290,972 = 79,290,972 : x
  2. Step 2: Convert to fraction form
    57,822,998/79,290,972 = 79,290,972/x
  3. Step 3: Cross multiply
    57,822,998x = 79,290,972 × 79,290,972
  4. Step 4: Simplify right side
    57,822,998x = 6,287,058,240,704,784
  5. Step 5: Solve for x
    x = 6,287,058,240,704,784/57,822,998
  6. Step 6: Final answer
    x = 108,729,371.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.