Home / 274,482,564.30-412,042,711.05-165,430,871.10

Finding the Fourth Proportional to 274,482,564.30, 412,042,711.05 and 165,430,871.10

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Solution

The fourth proportional to 274,482,564.30, 412,042,711.05 and 165,430,871.10 is: 248,338,486.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,482,564.30 : 412,042,711.05 = 165,430,871.10 : x
  2. Step 2: Convert to fraction form
    274,482,564.30/412,042,711.05 = 165,430,871.10/x
  3. Step 3: Cross multiply
    274,482,564.30x = 412,042,711.05 × 165,430,871.10
  4. Step 4: Simplify right side
    274,482,564.30x = 68,164,584,619,407,096
  5. Step 5: Solve for x
    x = 68,164,584,619,407,096/274,482,564.30
  6. Step 6: Final answer
    x = 248,338,486.61

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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.