Home / 197,243,212.05-295,864,818.08-82,310,238.45

Finding the Fourth Proportional to 197,243,212.05, 295,864,818.08 and 82,310,238.45

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Solution

The fourth proportional to 197,243,212.05, 295,864,818.08 and 82,310,238.45 is: 123,465,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,243,212.05 : 295,864,818.08 = 82,310,238.45 : x
  2. Step 2: Convert to fraction form
    197,243,212.05/295,864,818.08 = 82,310,238.45/x
  3. Step 3: Cross multiply
    197,243,212.05x = 295,864,818.08 × 82,310,238.45
  4. Step 4: Simplify right side
    197,243,212.05x = 24,352,703,724,719,120
  5. Step 5: Solve for x
    x = 24,352,703,724,719,120/197,243,212.05
  6. Step 6: Final answer
    x = 123,465,357.68

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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.