Home / 661,544,658.93-992,344,383.90-195,206,067.15

Finding the Fourth Proportional to 661,544,658.93, 992,344,383.90 and 195,206,067.15

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Solution

The fourth proportional to 661,544,658.93, 992,344,383.90 and 195,206,067.15 is: 292,817,184.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,544,658.93 : 992,344,383.90 = 195,206,067.15 : x
  2. Step 2: Convert to fraction form
    661,544,658.93/992,344,383.90 = 195,206,067.15/x
  3. Step 3: Cross multiply
    661,544,658.93x = 992,344,383.90 × 195,206,067.15
  4. Step 4: Simplify right side
    661,544,658.93x = 193,711,644,439,508,768
  5. Step 5: Solve for x
    x = 193,711,644,439,508,768/661,544,658.93
  6. Step 6: Final answer
    x = 292,817,184.49

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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.