Home / 91,485,902,918.99-126,253,611,684-50,842,527,148.76

Finding the Fourth Proportional to 91,485,902,918.99, 126,253,611,684 and 50,842,527,148.76

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Solution

The fourth proportional to 91,485,902,918.99, 126,253,611,684 and 50,842,527,148.76 is: 70,164,391,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,485,902,918.99 : 126,253,611,684 = 50,842,527,148.76 : x
  2. Step 2: Convert to fraction form
    91,485,902,918.99/126,253,611,684 = 50,842,527,148.76/x
  3. Step 3: Cross multiply
    91,485,902,918.99x = 126,253,611,684 × 50,842,527,148.76
  4. Step 4: Simplify right side
    91,485,902,918.99x = 6,419,052,679,672,140,660,736
  5. Step 5: Solve for x
    x = 6,419,052,679,672,140,660,736/91,485,902,918.99
  6. Step 6: Final answer
    x = 70,164,391,177.91

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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.