Home / 1,115,324,131.10-1,672,631,258.27-368,200,793.66

Finding the Fourth Proportional to 1,115,324,131.10, 1,672,631,258.27 and 368,200,793.66

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Solution

The fourth proportional to 1,115,324,131.10, 1,672,631,258.27 and 368,200,793.66 is: 552,184,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,324,131.10 : 1,672,631,258.27 = 368,200,793.66 : x
  2. Step 2: Convert to fraction form
    1,115,324,131.10/1,672,631,258.27 = 368,200,793.66/x
  3. Step 3: Cross multiply
    1,115,324,131.10x = 1,672,631,258.27 × 368,200,793.66
  4. Step 4: Simplify right side
    1,115,324,131.10x = 615,864,156,788,095,744
  5. Step 5: Solve for x
    x = 615,864,156,788,095,744/1,115,324,131.10
  6. Step 6: Final answer
    x = 552,184,015.05

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1.5x scale

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.