Home / 5,214,492,023.60-7,821,738,035.40-3,561,497,937.20

Finding the Fourth Proportional to 5,214,492,023.60, 7,821,738,035.40 and 3,561,497,937.20

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Solution

The fourth proportional to 5,214,492,023.60, 7,821,738,035.40 and 3,561,497,937.20 is: 5,342,246,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,492,023.60 : 7,821,738,035.40 = 3,561,497,937.20 : x
  2. Step 2: Convert to fraction form
    5,214,492,023.60/7,821,738,035.40 = 3,561,497,937.20/x
  3. Step 3: Cross multiply
    5,214,492,023.60x = 7,821,738,035.40 × 3,561,497,937.20
  4. Step 4: Simplify right side
    5,214,492,023.60x = 27,857,103,878,395,879,424
  5. Step 5: Solve for x
    x = 27,857,103,878,395,879,424/5,214,492,023.60
  6. Step 6: Final answer
    x = 5,342,246,905.80

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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.