Home / 269,400,288.90-404,100,433.35-204,830,207.40

Finding the Fourth Proportional to 269,400,288.90, 404,100,433.35 and 204,830,207.40

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Solution

The fourth proportional to 269,400,288.90, 404,100,433.35 and 204,830,207.40 is: 307,245,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,400,288.90 : 404,100,433.35 = 204,830,207.40 : x
  2. Step 2: Convert to fraction form
    269,400,288.90/404,100,433.35 = 204,830,207.40/x
  3. Step 3: Cross multiply
    269,400,288.90x = 404,100,433.35 × 204,830,207.40
  4. Step 4: Simplify right side
    269,400,288.90x = 82,771,975,573,510,384
  5. Step 5: Solve for x
    x = 82,771,975,573,510,384/269,400,288.90
  6. Step 6: Final answer
    x = 307,245,311.10

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1.5x scale

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.