Home / 682,045,580.97-941,184,256.77-384,670,049.31

Finding the Fourth Proportional to 682,045,580.97, 941,184,256.77 and 384,670,049.31

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Solution

The fourth proportional to 682,045,580.97, 941,184,256.77 and 384,670,049.31 is: 530,822,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,045,580.97 : 941,184,256.77 = 384,670,049.31 : x
  2. Step 2: Convert to fraction form
    682,045,580.97/941,184,256.77 = 384,670,049.31/x
  3. Step 3: Cross multiply
    682,045,580.97x = 941,184,256.77 × 384,670,049.31
  4. Step 4: Simplify right side
    682,045,580.97x = 362,045,394,461,511,616
  5. Step 5: Solve for x
    x = 362,045,394,461,511,616/682,045,580.97
  6. Step 6: Final answer
    x = 530,822,872.49

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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.