Home / 323,336,536.80-485,004,805.20-93,313,125.60

Finding the Fourth Proportional to 323,336,536.80, 485,004,805.20 and 93,313,125.60

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Solution

The fourth proportional to 323,336,536.80, 485,004,805.20 and 93,313,125.60 is: 139,969,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,336,536.80 : 485,004,805.20 = 93,313,125.60 : x
  2. Step 2: Convert to fraction form
    323,336,536.80/485,004,805.20 = 93,313,125.60/x
  3. Step 3: Cross multiply
    323,336,536.80x = 485,004,805.20 × 93,313,125.60
  4. Step 4: Simplify right side
    323,336,536.80x = 45,257,314,304,231,128
  5. Step 5: Solve for x
    x = 45,257,314,304,231,128/323,336,536.80
  6. Step 6: Final answer
    x = 139,969,688.40

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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.