Home / 538,056,233.20-808,596,004.20-471,543,439.60

Finding the Fourth Proportional to 538,056,233.20, 808,596,004.20 and 471,543,439.60

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Solution

The fourth proportional to 538,056,233.20, 808,596,004.20 and 471,543,439.60 is: 708,639,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,056,233.20 : 808,596,004.20 = 471,543,439.60 : x
  2. Step 2: Convert to fraction form
    538,056,233.20/808,596,004.20 = 471,543,439.60/x
  3. Step 3: Cross multiply
    538,056,233.20x = 808,596,004.20 × 471,543,439.60
  4. Step 4: Simplify right side
    538,056,233.20x = 381,288,141,067,284,096
  5. Step 5: Solve for x
    x = 381,288,141,067,284,096/538,056,233.20
  6. Step 6: Final answer
    x = 708,639,947.91

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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.