Home / 275,721,396.60-413,156,942.10-239,158,255.80

Finding the Fourth Proportional to 275,721,396.60, 413,156,942.10 and 239,158,255.80

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Solution

The fourth proportional to 275,721,396.60, 413,156,942.10 and 239,158,255.80 is: 358,368,609.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,721,396.60 : 413,156,942.10 = 239,158,255.80 : x
  2. Step 2: Convert to fraction form
    275,721,396.60/413,156,942.10 = 239,158,255.80/x
  3. Step 3: Cross multiply
    275,721,396.60x = 413,156,942.10 × 239,158,255.80
  4. Step 4: Simplify right side
    275,721,396.60x = 98,809,893,644,297,600
  5. Step 5: Solve for x
    x = 98,809,893,644,297,600/275,721,396.60
  6. Step 6: Final answer
    x = 358,368,609.99

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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.