Home / 272,629,251,406.20-408,943,877,109.30-259,611,922,975.80

Finding the Fourth Proportional to 272,629,251,406.20, 408,943,877,109.30 and 259,611,922,975.80

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Solution

The fourth proportional to 272,629,251,406.20, 408,943,877,109.30 and 259,611,922,975.80 is: 389,417,884,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,629,251,406.20 : 408,943,877,109.30 = 259,611,922,975.80 : x
  2. Step 2: Convert to fraction form
    272,629,251,406.20/408,943,877,109.30 = 259,611,922,975.80/x
  3. Step 3: Cross multiply
    272,629,251,406.20x = 408,943,877,109.30 × 259,611,922,975.80
  4. Step 4: Simplify right side
    272,629,251,406.20x = 106,166,706,325,524,605,566,976
  5. Step 5: Solve for x
    x = 106,166,706,325,524,605,566,976/272,629,251,406.20
  6. Step 6: Final answer
    x = 389,417,884,463.70

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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.