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Finding the Fourth Proportional to 171,856,404,001.67, 257,784,606,002.51 and 171,856,404,001.67

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Solution

The fourth proportional to 171,856,404,001.67, 257,784,606,002.51 and 171,856,404,001.67 is: 257,784,606,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,856,404,001.67 : 257,784,606,002.51 = 171,856,404,001.67 : x
  2. Step 2: Convert to fraction form
    171,856,404,001.67/257,784,606,002.51 = 171,856,404,001.67/x
  3. Step 3: Cross multiply
    171,856,404,001.67x = 257,784,606,002.51 × 171,856,404,001.67
  4. Step 4: Simplify right side
    171,856,404,001.67x = 44,301,935,394,578,686,279,680
  5. Step 5: Solve for x
    x = 44,301,935,394,578,686,279,680/171,856,404,001.67
  6. Step 6: Final answer
    x = 257,784,606,002.51

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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.