Home / 682,254,607.26-941,511,333.88-368,988,813.66

Finding the Fourth Proportional to 682,254,607.26, 941,511,333.88 and 368,988,813.66

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Solution

The fourth proportional to 682,254,607.26, 941,511,333.88 and 368,988,813.66 is: 509,204,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,254,607.26 : 941,511,333.88 = 368,988,813.66 : x
  2. Step 2: Convert to fraction form
    682,254,607.26/941,511,333.88 = 368,988,813.66/x
  3. Step 3: Cross multiply
    682,254,607.26x = 941,511,333.88 × 368,988,813.66
  4. Step 4: Simplify right side
    682,254,607.26x = 347,407,150,135,825,408
  5. Step 5: Solve for x
    x = 347,407,150,135,825,408/682,254,607.26
  6. Step 6: Final answer
    x = 509,204,549.80

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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.