Home / 327,870,294.54-452,461,447.37-188,638,263.78

Finding the Fourth Proportional to 327,870,294.54, 452,461,447.37 and 188,638,263.78

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Solution

The fourth proportional to 327,870,294.54, 452,461,447.37 and 188,638,263.78 is: 260,321,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,870,294.54 : 452,461,447.37 = 188,638,263.78 : x
  2. Step 2: Convert to fraction form
    327,870,294.54/452,461,447.37 = 188,638,263.78/x
  3. Step 3: Cross multiply
    327,870,294.54x = 452,461,447.37 × 188,638,263.78
  4. Step 4: Simplify right side
    327,870,294.54x = 85,351,541,859,262,656
  5. Step 5: Solve for x
    x = 85,351,541,859,262,656/327,870,294.54
  6. Step 6: Final answer
    x = 260,321,057.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.