Home / 5,081,055,557.22-7,620,737,986.62-1,538,954,845.74

Finding the Fourth Proportional to 5,081,055,557.22, 7,620,737,986.62 and 1,538,954,845.74

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Solution

The fourth proportional to 5,081,055,557.22, 7,620,737,986.62 and 1,538,954,845.74 is: 2,308,176,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,055,557.22 : 7,620,737,986.62 = 1,538,954,845.74 : x
  2. Step 2: Convert to fraction form
    5,081,055,557.22/7,620,737,986.62 = 1,538,954,845.74/x
  3. Step 3: Cross multiply
    5,081,055,557.22x = 7,620,737,986.62 × 1,538,954,845.74
  4. Step 4: Simplify right side
    5,081,055,557.22x = 11,727,971,652,623,740,928
  5. Step 5: Solve for x
    x = 11,727,971,652,623,740,928/5,081,055,557.22
  6. Step 6: Final answer
    x = 2,308,176,228.45

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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.