Home / 3,890,781,783.96-5,836,531,451.76-1,270,599,621.24

Finding the Fourth Proportional to 3,890,781,783.96, 5,836,531,451.76 and 1,270,599,621.24

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Solution

The fourth proportional to 3,890,781,783.96, 5,836,531,451.76 and 1,270,599,621.24 is: 1,906,016,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,781,783.96 : 5,836,531,451.76 = 1,270,599,621.24 : x
  2. Step 2: Convert to fraction form
    3,890,781,783.96/5,836,531,451.76 = 1,270,599,621.24/x
  3. Step 3: Cross multiply
    3,890,781,783.96x = 5,836,531,451.76 × 1,270,599,621.24
  4. Step 4: Simplify right side
    3,890,781,783.96x = 7,415,894,651,961,604,096
  5. Step 5: Solve for x
    x = 7,415,894,651,961,604,096/3,890,781,783.96
  6. Step 6: Final answer
    x = 1,906,016,596.08

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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.