Home / 12,469,839,394.50-17,208,241,273.53-6,753,981,630.87

Finding the Fourth Proportional to 12,469,839,394.50, 17,208,241,273.53 and 6,753,981,630.87

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Solution

The fourth proportional to 12,469,839,394.50, 17,208,241,273.53 and 6,753,981,630.87 is: 9,320,420,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,839,394.50 : 17,208,241,273.53 = 6,753,981,630.87 : x
  2. Step 2: Convert to fraction form
    12,469,839,394.50/17,208,241,273.53 = 6,753,981,630.87/x
  3. Step 3: Cross multiply
    12,469,839,394.50x = 17,208,241,273.53 × 6,753,981,630.87
  4. Step 4: Simplify right side
    12,469,839,394.50x = 116,224,145,461,000,585,216
  5. Step 5: Solve for x
    x = 116,224,145,461,000,585,216/12,469,839,394.50
  6. Step 6: Final answer
    x = 9,320,420,398.70

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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.