Home / 828,886,231.80-1,143,857,077.56-452,542,807.26

Finding the Fourth Proportional to 828,886,231.80, 1,143,857,077.56 and 452,542,807.26

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Solution

The fourth proportional to 828,886,231.80, 1,143,857,077.56 and 452,542,807.26 is: 624,505,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,886,231.80 : 1,143,857,077.56 = 452,542,807.26 : x
  2. Step 2: Convert to fraction form
    828,886,231.80/1,143,857,077.56 = 452,542,807.26/x
  3. Step 3: Cross multiply
    828,886,231.80x = 1,143,857,077.56 × 452,542,807.26
  4. Step 4: Simplify right side
    828,886,231.80x = 517,644,292,983,221,888
  5. Step 5: Solve for x
    x = 517,644,292,983,221,888/828,886,231.80
  6. Step 6: Final answer
    x = 624,505,840.64

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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.