Home / 2,929,814,400,691.20-4,394,930,808,135.60-780,914,985,662.28

Finding the Fourth Proportional to 2,929,814,400,691.20, 4,394,930,808,135.60 and 780,914,985,662.28

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Solution

The fourth proportional to 2,929,814,400,691.20, 4,394,930,808,135.60 and 780,914,985,662.28 is: 1,171,428,240,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,814,400,691.20 : 4,394,930,808,135.60 = 780,914,985,662.28 : x
  2. Step 2: Convert to fraction form
    2,929,814,400,691.20/4,394,930,808,135.60 = 780,914,985,662.28/x
  3. Step 3: Cross multiply
    2,929,814,400,691.20x = 4,394,930,808,135.60 × 780,914,985,662.28
  4. Step 4: Simplify right side
    2,929,814,400,691.20x = 3,432,067,329,021,924,679,352,320
  5. Step 5: Solve for x
    x = 3,432,067,329,021,924,679,352,320/2,929,814,400,691.20
  6. Step 6: Final answer
    x = 1,171,428,240,714.58

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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.