Home / 77,366,557,695.40-116,102,846,475.52-27,001,991,469.28

Finding the Fourth Proportional to 77,366,557,695.40, 116,102,846,475.52 and 27,001,991,469.28

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Solution

The fourth proportional to 77,366,557,695.40, 116,102,846,475.52 and 27,001,991,469.28 is: 40,521,488,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,366,557,695.40 : 116,102,846,475.52 = 27,001,991,469.28 : x
  2. Step 2: Convert to fraction form
    77,366,557,695.40/116,102,846,475.52 = 27,001,991,469.28/x
  3. Step 3: Cross multiply
    77,366,557,695.40x = 116,102,846,475.52 × 27,001,991,469.28
  4. Step 4: Simplify right side
    77,366,557,695.40x = 3,135,008,070,091,116,380,160
  5. Step 5: Solve for x
    x = 3,135,008,070,091,116,380,160/77,366,557,695.40
  6. Step 6: Final answer
    x = 40,521,488,398.57

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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.