Home / 1,115,324,109.96-1,672,631,226.60-368,200,772.52

Finding the Fourth Proportional to 1,115,324,109.96, 1,672,631,226.60 and 368,200,772.52

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Solution

The fourth proportional to 1,115,324,109.96, 1,672,631,226.60 and 368,200,772.52 is: 552,183,983.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,324,109.96 : 1,672,631,226.60 = 368,200,772.52 : x
  2. Step 2: Convert to fraction form
    1,115,324,109.96/1,672,631,226.60 = 368,200,772.52/x
  3. Step 3: Cross multiply
    1,115,324,109.96x = 1,672,631,226.60 × 368,200,772.52
  4. Step 4: Simplify right side
    1,115,324,109.96x = 615,864,109,775,195,136
  5. Step 5: Solve for x
    x = 615,864,109,775,195,136/1,115,324,109.96
  6. Step 6: Final answer
    x = 552,183,983.36

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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.