Home / 263,740,029.60-395,610,044.40-134,745,520.80

Finding the Fourth Proportional to 263,740,029.60, 395,610,044.40 and 134,745,520.80

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Solution

The fourth proportional to 263,740,029.60, 395,610,044.40 and 134,745,520.80 is: 202,118,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,740,029.60 : 395,610,044.40 = 134,745,520.80 : x
  2. Step 2: Convert to fraction form
    263,740,029.60/395,610,044.40 = 134,745,520.80/x
  3. Step 3: Cross multiply
    263,740,029.60x = 395,610,044.40 × 134,745,520.80
  4. Step 4: Simplify right side
    263,740,029.60x = 53,306,681,466,389,128
  5. Step 5: Solve for x
    x = 53,306,681,466,389,128/263,740,029.60
  6. Step 6: Final answer
    x = 202,118,281.20

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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.