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Finding the Third Proportional to 77,591,871 and 116,711,752.50

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Solution

The third proportional to 77,591,871 and 116,711,752.50 is: 175,554,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,591,871 : 116,711,752.50 = 116,711,752.50 : x
  2. Step 2: Convert to fraction form
    77,591,871/116,711,752.50 = 116,711,752.50/x
  3. Step 3: Cross multiply
    77,591,871x = 116,711,752.50 × 116,711,752.50
  4. Step 4: Simplify right side
    77,591,871x = 13,621,633,171,621,256
  5. Step 5: Solve for x
    x = 13,621,633,171,621,256/77,591,871
  6. Step 6: Final answer
    x = 175,554,900.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.