Home / 568,332,067.77-784,298,246.67-307,571,683.77

Finding the Fourth Proportional to 568,332,067.77, 784,298,246.67 and 307,571,683.77

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Solution

The fourth proportional to 568,332,067.77, 784,298,246.67 and 307,571,683.77 is: 424,448,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,332,067.77 : 784,298,246.67 = 307,571,683.77 : x
  2. Step 2: Convert to fraction form
    568,332,067.77/784,298,246.67 = 307,571,683.77/x
  3. Step 3: Cross multiply
    568,332,067.77x = 784,298,246.67 × 307,571,683.77
  4. Step 4: Simplify right side
    568,332,067.77x = 241,227,932,306,150,656
  5. Step 5: Solve for x
    x = 241,227,932,306,150,656/568,332,067.77
  6. Step 6: Final answer
    x = 424,448,919.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.