Home / 186,843,163.20-280,264,744.80-173,238,273.60

Finding the Fourth Proportional to 186,843,163.20, 280,264,744.80 and 173,238,273.60

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Solution

The fourth proportional to 186,843,163.20, 280,264,744.80 and 173,238,273.60 is: 259,857,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,843,163.20 : 280,264,744.80 = 173,238,273.60 : x
  2. Step 2: Convert to fraction form
    186,843,163.20/280,264,744.80 = 173,238,273.60/x
  3. Step 3: Cross multiply
    186,843,163.20x = 280,264,744.80 × 173,238,273.60
  4. Step 4: Simplify right side
    186,843,163.20x = 48,552,580,540,096,576
  5. Step 5: Solve for x
    x = 48,552,580,540,096,576/186,843,163.20
  6. Step 6: Final answer
    x = 259,857,410.40

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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.