Home / 929,393,712.76-1,394,242,003.32-274,410,948.64

Finding the Fourth Proportional to 929,393,712.76, 1,394,242,003.32 and 274,410,948.64

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Solution

The fourth proportional to 929,393,712.76, 1,394,242,003.32 and 274,410,948.64 is: 411,661,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,393,712.76 : 1,394,242,003.32 = 274,410,948.64 : x
  2. Step 2: Convert to fraction form
    929,393,712.76/1,394,242,003.32 = 274,410,948.64/x
  3. Step 3: Cross multiply
    929,393,712.76x = 1,394,242,003.32 × 274,410,948.64
  4. Step 4: Simplify right side
    929,393,712.76x = 382,595,270,764,775,168
  5. Step 5: Solve for x
    x = 382,595,270,764,775,168/929,393,712.76
  6. Step 6: Final answer
    x = 411,661,135.12

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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.