Home / 395,712,010.40-593,568,015.60-351,874,032.80

Finding the Fourth Proportional to 395,712,010.40, 593,568,015.60 and 351,874,032.80

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Solution

The fourth proportional to 395,712,010.40, 593,568,015.60 and 351,874,032.80 is: 527,811,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,712,010.40 : 593,568,015.60 = 351,874,032.80 : x
  2. Step 2: Convert to fraction form
    395,712,010.40/593,568,015.60 = 351,874,032.80/x
  3. Step 3: Cross multiply
    395,712,010.40x = 593,568,015.60 × 351,874,032.80
  4. Step 4: Simplify right side
    395,712,010.40x = 208,861,171,390,265,312
  5. Step 5: Solve for x
    x = 208,861,171,390,265,312/395,712,010.40
  6. Step 6: Final answer
    x = 527,811,049.20

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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.