Home / 140,398,844,861.04-193,750,777,462.62-76,169,567,172.30

Finding the Fourth Proportional to 140,398,844,861.04, 193,750,777,462.62 and 76,169,567,172.30

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Solution

The fourth proportional to 140,398,844,861.04, 193,750,777,462.62 and 76,169,567,172.30 is: 105,114,204,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,398,844,861.04 : 193,750,777,462.62 = 76,169,567,172.30 : x
  2. Step 2: Convert to fraction form
    140,398,844,861.04/193,750,777,462.62 = 76,169,567,172.30/x
  3. Step 3: Cross multiply
    140,398,844,861.04x = 193,750,777,462.62 × 76,169,567,172.30
  4. Step 4: Simplify right side
    140,398,844,861.04x = 14,757,912,858,624,383,778,816
  5. Step 5: Solve for x
    x = 14,757,912,858,624,383,778,816/140,398,844,861.04
  6. Step 6: Final answer
    x = 105,114,204,274.48

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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.