Home / 323,007,904.80-484,511,857.20-186,959,008.80

Finding the Fourth Proportional to 323,007,904.80, 484,511,857.20 and 186,959,008.80

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Solution

The fourth proportional to 323,007,904.80, 484,511,857.20 and 186,959,008.80 is: 280,438,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,007,904.80 : 484,511,857.20 = 186,959,008.80 : x
  2. Step 2: Convert to fraction form
    323,007,904.80/484,511,857.20 = 186,959,008.80/x
  3. Step 3: Cross multiply
    323,007,904.80x = 484,511,857.20 × 186,959,008.80
  4. Step 4: Simplify right side
    323,007,904.80x = 90,583,856,573,959,152
  5. Step 5: Solve for x
    x = 90,583,856,573,959,152/323,007,904.80
  6. Step 6: Final answer
    x = 280,438,513.20

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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.