Home / 312,576,016.60-468,864,024.90-159,693,635.80

Finding the Fourth Proportional to 312,576,016.60, 468,864,024.90 and 159,693,635.80

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Solution

The fourth proportional to 312,576,016.60, 468,864,024.90 and 159,693,635.80 is: 239,540,453.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,576,016.60 : 468,864,024.90 = 159,693,635.80 : x
  2. Step 2: Convert to fraction form
    312,576,016.60/468,864,024.90 = 159,693,635.80/x
  3. Step 3: Cross multiply
    312,576,016.60x = 468,864,024.90 × 159,693,635.80
  4. Step 4: Simplify right side
    312,576,016.60x = 74,874,600,832,102,736
  5. Step 5: Solve for x
    x = 74,874,600,832,102,736/312,576,016.60
  6. Step 6: Final answer
    x = 239,540,453.70

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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.