Home / 140,626,625,876.85-194,081,380,659.04-83,534,161,939.05

Finding the Fourth Proportional to 140,626,625,876.85, 194,081,380,659.04 and 83,534,161,939.05

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Solution

The fourth proportional to 140,626,625,876.85, 194,081,380,659.04 and 83,534,161,939.05 is: 115,287,026,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,626,625,876.85 : 194,081,380,659.04 = 83,534,161,939.05 : x
  2. Step 2: Convert to fraction form
    140,626,625,876.85/194,081,380,659.04 = 83,534,161,939.05/x
  3. Step 3: Cross multiply
    140,626,625,876.85x = 194,081,380,659.04 × 83,534,161,939.05
  4. Step 4: Simplify right side
    140,626,625,876.85x = 16,212,425,481,326,654,652,416
  5. Step 5: Solve for x
    x = 16,212,425,481,326,654,652,416/140,626,625,876.85
  6. Step 6: Final answer
    x = 115,287,026,053.83

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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.