Home / 21,810,503,202.30-32,669,939,092.20-13,838,567,981.15

Finding the Fourth Proportional to 21,810,503,202.30, 32,669,939,092.20 and 13,838,567,981.15

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Solution

The fourth proportional to 21,810,503,202.30, 32,669,939,092.20 and 13,838,567,981.15 is: 20,728,782,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,810,503,202.30 : 32,669,939,092.20 = 13,838,567,981.15 : x
  2. Step 2: Convert to fraction form
    21,810,503,202.30/32,669,939,092.20 = 13,838,567,981.15/x
  3. Step 3: Cross multiply
    21,810,503,202.30x = 32,669,939,092.20 × 13,838,567,981.15
  4. Step 4: Simplify right side
    21,810,503,202.30x = 452,105,173,067,496,095,744
  5. Step 5: Solve for x
    x = 452,105,173,067,496,095,744/21,810,503,202.30
  6. Step 6: Final answer
    x = 20,728,782,315.29

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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.