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Finding the Fourth Proportional to 28,855,278,002.55, 43,282,917,003.83 and 28,855,278,002.55

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Solution

The fourth proportional to 28,855,278,002.55, 43,282,917,003.83 and 28,855,278,002.55 is: 43,282,917,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855,278,002.55 : 43,282,917,003.83 = 28,855,278,002.55 : x
  2. Step 2: Convert to fraction form
    28,855,278,002.55/43,282,917,003.83 = 28,855,278,002.55/x
  3. Step 3: Cross multiply
    28,855,278,002.55x = 43,282,917,003.83 × 28,855,278,002.55
  4. Step 4: Simplify right side
    28,855,278,002.55x = 1,248,940,602,906,668,695,552
  5. Step 5: Solve for x
    x = 1,248,940,602,906,668,695,552/28,855,278,002.55
  6. Step 6: Final answer
    x = 43,282,917,003.83

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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.