Home / 975,996,879.20-1,463,995,318.80-329,764,623.20

Finding the Fourth Proportional to 975,996,879.20, 1,463,995,318.80 and 329,764,623.20

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Solution

The fourth proportional to 975,996,879.20, 1,463,995,318.80 and 329,764,623.20 is: 494,646,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,996,879.20 : 1,463,995,318.80 = 329,764,623.20 : x
  2. Step 2: Convert to fraction form
    975,996,879.20/1,463,995,318.80 = 329,764,623.20/x
  3. Step 3: Cross multiply
    975,996,879.20x = 1,463,995,318.80 × 329,764,623.20
  4. Step 4: Simplify right side
    975,996,879.20x = 482,773,864,670,645,824
  5. Step 5: Solve for x
    x = 482,773,864,670,645,824/975,996,879.20
  6. Step 6: Final answer
    x = 494,646,934.80

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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.