Home / 787,321,333.40-1,180,982,000.10-241,992,008.60

Finding the Fourth Proportional to 787,321,333.40, 1,180,982,000.10 and 241,992,008.60

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Solution

The fourth proportional to 787,321,333.40, 1,180,982,000.10 and 241,992,008.60 is: 362,988,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,321,333.40 : 1,180,982,000.10 = 241,992,008.60 : x
  2. Step 2: Convert to fraction form
    787,321,333.40/1,180,982,000.10 = 241,992,008.60/x
  3. Step 3: Cross multiply
    787,321,333.40x = 1,180,982,000.10 × 241,992,008.60
  4. Step 4: Simplify right side
    787,321,333.40x = 285,788,206,324,644,384
  5. Step 5: Solve for x
    x = 285,788,206,324,644,384/787,321,333.40
  6. Step 6: Final answer
    x = 362,988,012.90

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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.