Home / 196,273,811.57-270,857,902.61-106,965,776.89

Finding the Fourth Proportional to 196,273,811.57, 270,857,902.61 and 106,965,776.89

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Solution

The fourth proportional to 196,273,811.57, 270,857,902.61 and 106,965,776.89 is: 147,612,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,273,811.57 : 270,857,902.61 = 106,965,776.89 : x
  2. Step 2: Convert to fraction form
    196,273,811.57/270,857,902.61 = 106,965,776.89/x
  3. Step 3: Cross multiply
    196,273,811.57x = 270,857,902.61 × 106,965,776.89
  4. Step 4: Simplify right side
    196,273,811.57x = 28,972,525,977,957,228
  5. Step 5: Solve for x
    x = 28,972,525,977,957,228/196,273,811.57
  6. Step 6: Final answer
    x = 147,612,795.34

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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.