Home / 181,749,155,102.40-272,494,738,144.80-69,910,915,972.80

Finding the Fourth Proportional to 181,749,155,102.40, 272,494,738,144.80 and 69,910,915,972.80

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Solution

The fourth proportional to 181,749,155,102.40, 272,494,738,144.80 and 69,910,915,972.80 is: 104,816,755,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,749,155,102.40 : 272,494,738,144.80 = 69,910,915,972.80 : x
  2. Step 2: Convert to fraction form
    181,749,155,102.40/272,494,738,144.80 = 69,910,915,972.80/x
  3. Step 3: Cross multiply
    181,749,155,102.40x = 272,494,738,144.80 × 69,910,915,972.80
  4. Step 4: Simplify right side
    181,749,155,102.40x = 19,050,356,741,471,251,464,192
  5. Step 5: Solve for x
    x = 19,050,356,741,471,251,464,192/181,749,155,102.40
  6. Step 6: Final answer
    x = 104,816,755,438.22

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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.