Home / 120,797,798,518.71-166,772,383,973.05-107,394,691,948.83

Finding the Fourth Proportional to 120,797,798,518.71, 166,772,383,973.05 and 107,394,691,948.83

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Solution

The fourth proportional to 120,797,798,518.71, 166,772,383,973.05 and 107,394,691,948.83 is: 148,268,172,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,797,798,518.71 : 166,772,383,973.05 = 107,394,691,948.83 : x
  2. Step 2: Convert to fraction form
    120,797,798,518.71/166,772,383,973.05 = 107,394,691,948.83/x
  3. Step 3: Cross multiply
    120,797,798,518.71x = 166,772,383,973.05 × 107,394,691,948.83
  4. Step 4: Simplify right side
    120,797,798,518.71x = 17,910,468,802,357,697,183,744
  5. Step 5: Solve for x
    x = 17,910,468,802,357,697,183,744/120,797,798,518.71
  6. Step 6: Final answer
    x = 148,268,172,284.48

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1.5x scale

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.