Home / 140,626,626,015.10-194,081,380,849.83-83,534,162,077.30

Finding the Fourth Proportional to 140,626,626,015.10, 194,081,380,849.83 and 83,534,162,077.30

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Solution

The fourth proportional to 140,626,626,015.10, 194,081,380,849.83 and 83,534,162,077.30 is: 115,287,026,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,626,626,015.10 : 194,081,380,849.83 = 83,534,162,077.30 : x
  2. Step 2: Convert to fraction form
    140,626,626,015.10/194,081,380,849.83 = 83,534,162,077.30/x
  3. Step 3: Cross multiply
    140,626,626,015.10x = 194,081,380,849.83 × 83,534,162,077.30
  4. Step 4: Simplify right side
    140,626,626,015.10x = 16,212,425,524,095,886,557,184
  5. Step 5: Solve for x
    x = 16,212,425,524,095,886,557,184/140,626,626,015.10
  6. Step 6: Final answer
    x = 115,287,026,244.63

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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.