Home / 196,273,813.82-270,857,905.72-106,965,779.13

Finding the Fourth Proportional to 196,273,813.82, 270,857,905.72 and 106,965,779.13

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Solution

The fourth proportional to 196,273,813.82, 270,857,905.72 and 106,965,779.13 is: 147,612,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,273,813.82 : 270,857,905.72 = 106,965,779.13 : x
  2. Step 2: Convert to fraction form
    196,273,813.82/270,857,905.72 = 106,965,779.13/x
  3. Step 3: Cross multiply
    196,273,813.82x = 270,857,905.72 × 106,965,779.13
  4. Step 4: Simplify right side
    196,273,813.82x = 28,972,526,918,592,464
  5. Step 5: Solve for x
    x = 28,972,526,918,592,464/196,273,813.82
  6. Step 6: Final answer
    x = 147,612,798.44

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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.