Home / 18,188,542,953.36-25,100,228,175.12-10,267,946,289.36

Finding the Fourth Proportional to 18,188,542,953.36, 25,100,228,175.12 and 10,267,946,289.36

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Solution

The fourth proportional to 18,188,542,953.36, 25,100,228,175.12 and 10,267,946,289.36 is: 14,169,787,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188,542,953.36 : 25,100,228,175.12 = 10,267,946,289.36 : x
  2. Step 2: Convert to fraction form
    18,188,542,953.36/25,100,228,175.12 = 10,267,946,289.36/x
  3. Step 3: Cross multiply
    18,188,542,953.36x = 25,100,228,175.12 × 10,267,946,289.36
  4. Step 4: Simplify right side
    18,188,542,953.36x = 257,727,794,752,812,744,704
  5. Step 5: Solve for x
    x = 257,727,794,752,812,744,704/18,188,542,953.36
  6. Step 6: Final answer
    x = 14,169,787,839.17

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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.