Home / 568,332,056.52-784,298,231.15-307,571,672.52

Finding the Fourth Proportional to 568,332,056.52, 784,298,231.15 and 307,571,672.52

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Solution

The fourth proportional to 568,332,056.52, 784,298,231.15 and 307,571,672.52 is: 424,448,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,332,056.52 : 784,298,231.15 = 307,571,672.52 : x
  2. Step 2: Convert to fraction form
    568,332,056.52/784,298,231.15 = 307,571,672.52/x
  3. Step 3: Cross multiply
    568,332,056.52x = 784,298,231.15 × 307,571,672.52
  4. Step 4: Simplify right side
    568,332,056.52x = 241,227,918,707,745,184
  5. Step 5: Solve for x
    x = 241,227,918,707,745,184/568,332,056.52
  6. Step 6: Final answer
    x = 424,448,904.37

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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.