Home / 73,811,954,969.70-110,707,182,912.15-21,461,683,481.70

Finding the Fourth Proportional to 73,811,954,969.70, 110,707,182,912.15 and 21,461,683,481.70

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Solution

The fourth proportional to 73,811,954,969.70, 110,707,182,912.15 and 21,461,683,481.70 is: 32,189,399,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,954,969.70 : 110,707,182,912.15 = 21,461,683,481.70 : x
  2. Step 2: Convert to fraction form
    73,811,954,969.70/110,707,182,912.15 = 21,461,683,481.70/x
  3. Step 3: Cross multiply
    73,811,954,969.70x = 110,707,182,912.15 × 21,461,683,481.70
  4. Step 4: Simplify right side
    73,811,954,969.70x = 2,375,962,518,811,230,339,072
  5. Step 5: Solve for x
    x = 2,375,962,518,811,230,339,072/73,811,954,969.70
  6. Step 6: Final answer
    x = 32,189,399,668.21

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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.