Home / 3,988,646,679.92-5,983,091,906.85-1,368,414,030.29

Finding the Fourth Proportional to 3,988,646,679.92, 5,983,091,906.85 and 1,368,414,030.29

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Solution

The fourth proportional to 3,988,646,679.92, 5,983,091,906.85 and 1,368,414,030.29 is: 2,052,662,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,646,679.92 : 5,983,091,906.85 = 1,368,414,030.29 : x
  2. Step 2: Convert to fraction form
    3,988,646,679.92/5,983,091,906.85 = 1,368,414,030.29/x
  3. Step 3: Cross multiply
    3,988,646,679.92x = 5,983,091,906.85 × 1,368,414,030.29
  4. Step 4: Simplify right side
    3,988,646,679.92x = 8,187,346,909,848,089,600
  5. Step 5: Solve for x
    x = 8,187,346,909,848,089,600/3,988,646,679.92
  6. Step 6: Final answer
    x = 2,052,662,862.08

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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.