Home / 368,361,290.44-508,335,463.02-203,345,317

Finding the Fourth Proportional to 368,361,290.44, 508,335,463.02 and 203,345,317

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Solution

The fourth proportional to 368,361,290.44, 508,335,463.02 and 203,345,317 is: 280,614,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,361,290.44 : 508,335,463.02 = 203,345,317 : x
  2. Step 2: Convert to fraction form
    368,361,290.44/508,335,463.02 = 203,345,317/x
  3. Step 3: Cross multiply
    368,361,290.44x = 508,335,463.02 × 203,345,317
  4. Step 4: Simplify right side
    368,361,290.44x = 103,367,635,870,143,680
  5. Step 5: Solve for x
    x = 103,367,635,870,143,680/368,361,290.44
  6. Step 6: Final answer
    x = 280,614,816.36

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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.