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Finding the Fourth Proportional to 1,679,619,440.20, 2,514,894,197.10 and 1,679,619,440.20

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Solution

The fourth proportional to 1,679,619,440.20, 2,514,894,197.10 and 1,679,619,440.20 is: 2,514,894,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,619,440.20 : 2,514,894,197.10 = 1,679,619,440.20 : x
  2. Step 2: Convert to fraction form
    1,679,619,440.20/2,514,894,197.10 = 1,679,619,440.20/x
  3. Step 3: Cross multiply
    1,679,619,440.20x = 2,514,894,197.10 × 1,679,619,440.20
  4. Step 4: Simplify right side
    1,679,619,440.20x = 4,224,065,183,495,330,304
  5. Step 5: Solve for x
    x = 4,224,065,183,495,330,304/1,679,619,440.20
  6. Step 6: Final answer
    x = 2,514,894,197.10

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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.