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Finding the Fourth Proportional to 245,187,207,953.45, 367,780,811,930.17 and 245,187,207,953.45

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Solution

The fourth proportional to 245,187,207,953.45, 367,780,811,930.17 and 245,187,207,953.45 is: 367,780,811,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,187,207,953.45 : 367,780,811,930.17 = 245,187,207,953.45 : x
  2. Step 2: Convert to fraction form
    245,187,207,953.45/367,780,811,930.17 = 245,187,207,953.45/x
  3. Step 3: Cross multiply
    245,187,207,953.45x = 367,780,811,930.17 × 245,187,207,953.45
  4. Step 4: Simplify right side
    245,187,207,953.45x = 90,175,150,416,011,271,864,320
  5. Step 5: Solve for x
    x = 90,175,150,416,011,271,864,320/245,187,207,953.45
  6. Step 6: Final answer
    x = 367,780,811,930.17

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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.