Home / 650,219,199.73-897,304,844.79-352,861,377.30

Finding the Fourth Proportional to 650,219,199.73, 897,304,844.79 and 352,861,377.30

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Solution

The fourth proportional to 650,219,199.73, 897,304,844.79 and 352,861,377.30 is: 486,949,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,219,199.73 : 897,304,844.79 = 352,861,377.30 : x
  2. Step 2: Convert to fraction form
    650,219,199.73/897,304,844.79 = 352,861,377.30/x
  3. Step 3: Cross multiply
    650,219,199.73x = 897,304,844.79 × 352,861,377.30
  4. Step 4: Simplify right side
    650,219,199.73x = 316,624,223,390,562,112
  5. Step 5: Solve for x
    x = 316,624,223,390,562,112/650,219,199.73
  6. Step 6: Final answer
    x = 486,949,975.52

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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.