Home / 681,056,625.26-939,858,137.32-367,790,811.56

Finding the Fourth Proportional to 681,056,625.26, 939,858,137.32 and 367,790,811.56

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Solution

The fourth proportional to 681,056,625.26, 939,858,137.32 and 367,790,811.56 is: 507,551,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,056,625.26 : 939,858,137.32 = 367,790,811.56 : x
  2. Step 2: Convert to fraction form
    681,056,625.26/939,858,137.32 = 367,790,811.56/x
  3. Step 3: Cross multiply
    681,056,625.26x = 939,858,137.32 × 367,790,811.56
  4. Step 4: Simplify right side
    681,056,625.26x = 345,671,187,070,573,952
  5. Step 5: Solve for x
    x = 345,671,187,070,573,952/681,056,625.26
  6. Step 6: Final answer
    x = 507,551,316.96

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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.