Home / 224,665,979.20-336,998,968.80-109,724,257.60

Finding the Fourth Proportional to 224,665,979.20, 336,998,968.80 and 109,724,257.60

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Solution

The fourth proportional to 224,665,979.20, 336,998,968.80 and 109,724,257.60 is: 164,586,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,665,979.20 : 336,998,968.80 = 109,724,257.60 : x
  2. Step 2: Convert to fraction form
    224,665,979.20/336,998,968.80 = 109,724,257.60/x
  3. Step 3: Cross multiply
    224,665,979.20x = 336,998,968.80 × 109,724,257.60
  4. Step 4: Simplify right side
    224,665,979.20x = 36,976,961,663,545,560
  5. Step 5: Solve for x
    x = 36,976,961,663,545,560/224,665,979.20
  6. Step 6: Final answer
    x = 164,586,386.40

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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.