Home / 441,344,026.40-662,016,039.60-393,726,912.80

Finding the Fourth Proportional to 441,344,026.40, 662,016,039.60 and 393,726,912.80

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Solution

The fourth proportional to 441,344,026.40, 662,016,039.60 and 393,726,912.80 is: 590,590,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,344,026.40 : 662,016,039.60 = 393,726,912.80 : x
  2. Step 2: Convert to fraction form
    441,344,026.40/662,016,039.60 = 393,726,912.80/x
  3. Step 3: Cross multiply
    441,344,026.40x = 662,016,039.60 × 393,726,912.80
  4. Step 4: Simplify right side
    441,344,026.40x = 260,653,531,495,790,560
  5. Step 5: Solve for x
    x = 260,653,531,495,790,560/441,344,026.40
  6. Step 6: Final answer
    x = 590,590,369.20

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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.