Home / 3,890,781,903.54-5,836,531,631.44-1,270,599,741.20

Finding the Fourth Proportional to 3,890,781,903.54, 5,836,531,631.44 and 1,270,599,741.20

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Solution

The fourth proportional to 3,890,781,903.54, 5,836,531,631.44 and 1,270,599,741.20 is: 1,906,016,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,781,903.54 : 5,836,531,631.44 = 1,270,599,741.20 : x
  2. Step 2: Convert to fraction form
    3,890,781,903.54/5,836,531,631.44 = 1,270,599,741.20/x
  3. Step 3: Cross multiply
    3,890,781,903.54x = 5,836,531,631.44 × 1,270,599,741.20
  4. Step 4: Simplify right side
    3,890,781,903.54x = 7,415,895,580,413,277,184
  5. Step 5: Solve for x
    x = 7,415,895,580,413,277,184/3,890,781,903.54
  6. Step 6: Final answer
    x = 1,906,016,776.13

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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.