Home / 787,321,402.60-1,180,982,103.90-241,992,077.80

Finding the Fourth Proportional to 787,321,402.60, 1,180,982,103.90 and 241,992,077.80

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Solution

The fourth proportional to 787,321,402.60, 1,180,982,103.90 and 241,992,077.80 is: 362,988,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,321,402.60 : 1,180,982,103.90 = 241,992,077.80 : x
  2. Step 2: Convert to fraction form
    787,321,402.60/1,180,982,103.90 = 241,992,077.80/x
  3. Step 3: Cross multiply
    787,321,402.60x = 1,180,982,103.90 × 241,992,077.80
  4. Step 4: Simplify right side
    787,321,402.60x = 285,788,313,167,376,512
  5. Step 5: Solve for x
    x = 285,788,313,167,376,512/787,321,402.60
  6. Step 6: Final answer
    x = 362,988,116.70

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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.