Home / 568,332,057.52-784,298,232.53-307,571,673.52

Finding the Fourth Proportional to 568,332,057.52, 784,298,232.53 and 307,571,673.52

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Solution

The fourth proportional to 568,332,057.52, 784,298,232.53 and 307,571,673.52 is: 424,448,905.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,332,057.52 : 784,298,232.53 = 307,571,673.52 : x
  2. Step 2: Convert to fraction form
    568,332,057.52/784,298,232.53 = 307,571,673.52/x
  3. Step 3: Cross multiply
    568,332,057.52x = 784,298,232.53 × 307,571,673.52
  4. Step 4: Simplify right side
    568,332,057.52x = 241,227,919,918,030,176
  5. Step 5: Solve for x
    x = 241,227,919,918,030,176/568,332,057.52
  6. Step 6: Final answer
    x = 424,448,905.75

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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.