Home / 239,276,906.40-358,915,359.60-204,839,529.60

Finding the Fourth Proportional to 239,276,906.40, 358,915,359.60 and 204,839,529.60

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Solution

The fourth proportional to 239,276,906.40, 358,915,359.60 and 204,839,529.60 is: 307,259,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,276,906.40 : 358,915,359.60 = 204,839,529.60 : x
  2. Step 2: Convert to fraction form
    239,276,906.40/358,915,359.60 = 204,839,529.60/x
  3. Step 3: Cross multiply
    239,276,906.40x = 358,915,359.60 × 204,839,529.60
  4. Step 4: Simplify right side
    239,276,906.40x = 73,520,053,426,678,848
  5. Step 5: Solve for x
    x = 73,520,053,426,678,848/239,276,906.40
  6. Step 6: Final answer
    x = 307,259,294.40

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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.