Home / 80,662,769,994.35-111,324,383,640.27-45,909,040,297.22

Finding the Fourth Proportional to 80,662,769,994.35, 111,324,383,640.27 and 45,909,040,297.22

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Solution

The fourth proportional to 80,662,769,994.35, 111,324,383,640.27 and 45,909,040,297.22 is: 63,360,031,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,769,994.35 : 111,324,383,640.27 = 45,909,040,297.22 : x
  2. Step 2: Convert to fraction form
    80,662,769,994.35/111,324,383,640.27 = 45,909,040,297.22/x
  3. Step 3: Cross multiply
    80,662,769,994.35x = 111,324,383,640.27 × 45,909,040,297.22
  4. Step 4: Simplify right side
    80,662,769,994.35x = 5,110,795,614,604,112,166,912
  5. Step 5: Solve for x
    x = 5,110,795,614,604,112,166,912/80,662,769,994.35
  6. Step 6: Final answer
    x = 63,360,031,089.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.