Home / 330,185,844.60-495,278,766.90-186,858,612.60

Finding the Fourth Proportional to 330,185,844.60, 495,278,766.90 and 186,858,612.60

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Solution

The fourth proportional to 330,185,844.60, 495,278,766.90 and 186,858,612.60 is: 280,287,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,185,844.60 : 495,278,766.90 = 186,858,612.60 : x
  2. Step 2: Convert to fraction form
    330,185,844.60/495,278,766.90 = 186,858,612.60/x
  3. Step 3: Cross multiply
    330,185,844.60x = 495,278,766.90 × 186,858,612.60
  4. Step 4: Simplify right side
    330,185,844.60x = 92,547,103,233,172,800
  5. Step 5: Solve for x
    x = 92,547,103,233,172,800/330,185,844.60
  6. Step 6: Final answer
    x = 280,287,918.90

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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.