Home / 308,469,389.40-462,687,787.44-101,180,494.98

Finding the Fourth Proportional to 308,469,389.40, 462,687,787.44 and 101,180,494.98

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Solution

The fourth proportional to 308,469,389.40, 462,687,787.44 and 101,180,494.98 is: 151,765,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,469,389.40 : 462,687,787.44 = 101,180,494.98 : x
  2. Step 2: Convert to fraction form
    308,469,389.40/462,687,787.44 = 101,180,494.98/x
  3. Step 3: Cross multiply
    308,469,389.40x = 462,687,787.44 × 101,180,494.98
  4. Step 4: Simplify right side
    308,469,389.40x = 46,814,979,354,380,232
  5. Step 5: Solve for x
    x = 46,814,979,354,380,232/308,469,389.40
  6. Step 6: Final answer
    x = 151,765,397.03

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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.