Home / 323,341,283.32-485,004,961.33-90,165,782.68

Finding the Fourth Proportional to 323,341,283.32, 485,004,961.33 and 90,165,782.68

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Solution

The fourth proportional to 323,341,283.32, 485,004,961.33 and 90,165,782.68 is: 135,246,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,341,283.32 : 485,004,961.33 = 90,165,782.68 : x
  2. Step 2: Convert to fraction form
    323,341,283.32/485,004,961.33 = 90,165,782.68/x
  3. Step 3: Cross multiply
    323,341,283.32x = 485,004,961.33 × 90,165,782.68
  4. Step 4: Simplify right side
    323,341,283.32x = 43,730,851,942,002,584
  5. Step 5: Solve for x
    x = 43,730,851,942,002,584/323,341,283.32
  6. Step 6: Final answer
    x = 135,246,732.16

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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.