Home / 272,629,251,403.20-408,943,877,104.80-259,611,922,972.80

Finding the Fourth Proportional to 272,629,251,403.20, 408,943,877,104.80 and 259,611,922,972.80

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Solution

The fourth proportional to 272,629,251,403.20, 408,943,877,104.80 and 259,611,922,972.80 is: 389,417,884,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,629,251,403.20 : 408,943,877,104.80 = 259,611,922,972.80 : x
  2. Step 2: Convert to fraction form
    272,629,251,403.20/408,943,877,104.80 = 259,611,922,972.80/x
  3. Step 3: Cross multiply
    272,629,251,403.20x = 408,943,877,104.80 × 259,611,922,972.80
  4. Step 4: Simplify right side
    272,629,251,403.20x = 106,166,706,323,129,523,765,248
  5. Step 5: Solve for x
    x = 106,166,706,323,129,523,765,248/272,629,251,403.20
  6. Step 6: Final answer
    x = 389,417,884,459.20

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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.