Home / 323,410,940.80-485,116,411.20-177,788,233.60

Finding the Fourth Proportional to 323,410,940.80, 485,116,411.20 and 177,788,233.60

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Solution

The fourth proportional to 323,410,940.80, 485,116,411.20 and 177,788,233.60 is: 266,682,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,410,940.80 : 485,116,411.20 = 177,788,233.60 : x
  2. Step 2: Convert to fraction form
    323,410,940.80/485,116,411.20 = 177,788,233.60/x
  3. Step 3: Cross multiply
    323,410,940.80x = 485,116,411.20 × 177,788,233.60
  4. Step 4: Simplify right side
    323,410,940.80x = 86,247,989,837,619,248
  5. Step 5: Solve for x
    x = 86,247,989,837,619,248/323,410,940.80
  6. Step 6: Final answer
    x = 266,682,350.40

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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.