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Finding the Fourth Proportional to 5,097,788,600.45, 7,646,682,900.68 and 5,097,788,600.45

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Solution

The fourth proportional to 5,097,788,600.45, 7,646,682,900.68 and 5,097,788,600.45 is: 7,646,682,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,788,600.45 : 7,646,682,900.68 = 5,097,788,600.45 : x
  2. Step 2: Convert to fraction form
    5,097,788,600.45/7,646,682,900.68 = 5,097,788,600.45/x
  3. Step 3: Cross multiply
    5,097,788,600.45x = 7,646,682,900.68 × 5,097,788,600.45
  4. Step 4: Simplify right side
    5,097,788,600.45x = 38,981,172,922,316,955,648
  5. Step 5: Solve for x
    x = 38,981,172,922,316,955,648/5,097,788,600.45
  6. Step 6: Final answer
    x = 7,646,682,900.68

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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.