Home / 828,886,234.07-1,143,857,080.67-452,542,809.48

Finding the Fourth Proportional to 828,886,234.07, 1,143,857,080.67 and 452,542,809.48

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Solution

The fourth proportional to 828,886,234.07, 1,143,857,080.67 and 452,542,809.48 is: 624,505,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,886,234.07 : 1,143,857,080.67 = 452,542,809.48 : x
  2. Step 2: Convert to fraction form
    828,886,234.07/1,143,857,080.67 = 452,542,809.48/x
  3. Step 3: Cross multiply
    828,886,234.07x = 1,143,857,080.67 × 452,542,809.48
  4. Step 4: Simplify right side
    828,886,234.07x = 517,644,296,927,730,112
  5. Step 5: Solve for x
    x = 517,644,296,927,730,112/828,886,234.07
  6. Step 6: Final answer
    x = 624,505,843.69

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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.