Home / 120,965,897,173.20-181,293,877,564.20-107,638,632,351.60

Finding the Fourth Proportional to 120,965,897,173.20, 181,293,877,564.20 and 107,638,632,351.60

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Solution

The fourth proportional to 120,965,897,173.20, 181,293,877,564.20 and 107,638,632,351.60 is: 161,320,053,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,965,897,173.20 : 181,293,877,564.20 = 107,638,632,351.60 : x
  2. Step 2: Convert to fraction form
    120,965,897,173.20/181,293,877,564.20 = 107,638,632,351.60/x
  3. Step 3: Cross multiply
    120,965,897,173.20x = 181,293,877,564.20 × 107,638,632,351.60
  4. Step 4: Simplify right side
    120,965,897,173.20x = 19,514,225,034,728,910,618,624
  5. Step 5: Solve for x
    x = 19,514,225,034,728,910,618,624/120,965,897,173.20
  6. Step 6: Final answer
    x = 161,320,053,756.87

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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.