Home / 316,728,226.20-475,092,339.30-161,760,030.60

Finding the Fourth Proportional to 316,728,226.20, 475,092,339.30 and 161,760,030.60

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Solution

The fourth proportional to 316,728,226.20, 475,092,339.30 and 161,760,030.60 is: 242,640,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,728,226.20 : 475,092,339.30 = 161,760,030.60 : x
  2. Step 2: Convert to fraction form
    316,728,226.20/475,092,339.30 = 161,760,030.60/x
  3. Step 3: Cross multiply
    316,728,226.20x = 475,092,339.30 × 161,760,030.60
  4. Step 4: Simplify right side
    316,728,226.20x = 76,850,951,342,993,584
  5. Step 5: Solve for x
    x = 76,850,951,342,993,584/316,728,226.20
  6. Step 6: Final answer
    x = 242,640,045.90

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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.