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Finding the Fourth Proportional to 28,855,278,001.80, 43,282,917,002.70 and 28,855,278,001.80

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Solution

The fourth proportional to 28,855,278,001.80, 43,282,917,002.70 and 28,855,278,001.80 is: 43,282,917,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855,278,001.80 : 43,282,917,002.70 = 28,855,278,001.80 : x
  2. Step 2: Convert to fraction form
    28,855,278,001.80/43,282,917,002.70 = 28,855,278,001.80/x
  3. Step 3: Cross multiply
    28,855,278,001.80x = 43,282,917,002.70 × 28,855,278,001.80
  4. Step 4: Simplify right side
    28,855,278,001.80x = 1,248,940,602,841,744,277,504
  5. Step 5: Solve for x
    x = 1,248,940,602,841,744,277,504/28,855,278,001.80
  6. Step 6: Final answer
    x = 43,282,917,002.70

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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.