Home / 10,399,914,431.73-14,351,909,438.34-5,642,190,158.49

Finding the Fourth Proportional to 10,399,914,431.73, 14,351,909,438.34 and 5,642,190,158.49

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Solution

The fourth proportional to 10,399,914,431.73, 14,351,909,438.34 and 5,642,190,158.49 is: 7,786,237,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399,914,431.73 : 14,351,909,438.34 = 5,642,190,158.49 : x
  2. Step 2: Convert to fraction form
    10,399,914,431.73/14,351,909,438.34 = 5,642,190,158.49/x
  3. Step 3: Cross multiply
    10,399,914,431.73x = 14,351,909,438.34 × 5,642,190,158.49
  4. Step 4: Simplify right side
    10,399,914,431.73x = 80,976,202,188,541,689,856
  5. Step 5: Solve for x
    x = 80,976,202,188,541,689,856/10,399,914,431.73
  6. Step 6: Final answer
    x = 7,786,237,350.33

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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.