Home / 252,796,334.40-379,194,501.60-71,043,512.40

Finding the Fourth Proportional to 252,796,334.40, 379,194,501.60 and 71,043,512.40

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Solution

The fourth proportional to 252,796,334.40, 379,194,501.60 and 71,043,512.40 is: 106,565,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,796,334.40 : 379,194,501.60 = 71,043,512.40 : x
  2. Step 2: Convert to fraction form
    252,796,334.40/379,194,501.60 = 71,043,512.40/x
  3. Step 3: Cross multiply
    252,796,334.40x = 379,194,501.60 × 71,043,512.40
  4. Step 4: Simplify right side
    252,796,334.40x = 26,939,309,276,431,424
  5. Step 5: Solve for x
    x = 26,939,309,276,431,424/252,796,334.40
  6. Step 6: Final answer
    x = 106,565,268.60

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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.