Home / 339,977,000.60-509,965,500.90-109,969,335.80

Finding the Fourth Proportional to 339,977,000.60, 509,965,500.90 and 109,969,335.80

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Solution

The fourth proportional to 339,977,000.60, 509,965,500.90 and 109,969,335.80 is: 164,954,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,977,000.60 : 509,965,500.90 = 109,969,335.80 : x
  2. Step 2: Convert to fraction form
    339,977,000.60/509,965,500.90 = 109,969,335.80/x
  3. Step 3: Cross multiply
    339,977,000.60x = 509,965,500.90 × 109,969,335.80
  4. Step 4: Simplify right side
    339,977,000.60x = 56,080,567,414,887,296
  5. Step 5: Solve for x
    x = 56,080,567,414,887,296/339,977,000.60
  6. Step 6: Final answer
    x = 164,954,003.70

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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.