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Finding the Fourth Proportional to 1,793,613,659.60, 2,690,420,489.40 and 967,116,616.40

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Solution

The fourth proportional to 1,793,613,659.60, 2,690,420,489.40 and 967,116,616.40 is: 1,450,674,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,613,659.60 : 2,690,420,489.40 = 967,116,616.40 : x
  2. Step 2: Convert to fraction form
    1,793,613,659.60/2,690,420,489.40 = 967,116,616.40/x
  3. Step 3: Cross multiply
    1,793,613,659.60x = 2,690,420,489.40 × 967,116,616.40
  4. Step 4: Simplify right side
    1,793,613,659.60x = 2,601,950,360,401,760,256
  5. Step 5: Solve for x
    x = 2,601,950,360,401,760,256/1,793,613,659.60
  6. Step 6: Final answer
    x = 1,450,674,924.60

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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.