Home / 13,786,401,145.20-20,648,990,716.20-11,337,521,017.20

Finding the Fourth Proportional to 13,786,401,145.20, 20,648,990,716.20 and 11,337,521,017.20

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Solution

The fourth proportional to 13,786,401,145.20, 20,648,990,716.20 and 11,337,521,017.20 is: 16,981,107,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786,401,145.20 : 20,648,990,716.20 = 11,337,521,017.20 : x
  2. Step 2: Convert to fraction form
    13,786,401,145.20/20,648,990,716.20 = 11,337,521,017.20/x
  3. Step 3: Cross multiply
    13,786,401,145.20x = 20,648,990,716.20 × 11,337,521,017.20
  4. Step 4: Simplify right side
    13,786,401,145.20x = 234,108,366,228,885,209,088
  5. Step 5: Solve for x
    x = 234,108,366,228,885,209,088/13,786,401,145.20
  6. Step 6: Final answer
    x = 16,981,107,960.17

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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.