Home / 828,886,232.57-1,143,857,078.60-452,542,807.98

Finding the Fourth Proportional to 828,886,232.57, 1,143,857,078.60 and 452,542,807.98

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Solution

The fourth proportional to 828,886,232.57, 1,143,857,078.60 and 452,542,807.98 is: 624,505,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,886,232.57 : 1,143,857,078.60 = 452,542,807.98 : x
  2. Step 2: Convert to fraction form
    828,886,232.57/1,143,857,078.60 = 452,542,807.98/x
  3. Step 3: Cross multiply
    828,886,232.57x = 1,143,857,078.60 × 452,542,807.98
  4. Step 4: Simplify right side
    828,886,232.57x = 517,644,294,275,180,864
  5. Step 5: Solve for x
    x = 517,644,294,275,180,864/828,886,232.57
  6. Step 6: Final answer
    x = 624,505,841.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.