Home / 272,629,251,403.70-408,943,877,105.55-259,611,922,973.30

Finding the Fourth Proportional to 272,629,251,403.70, 408,943,877,105.55 and 259,611,922,973.30

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Solution

The fourth proportional to 272,629,251,403.70, 408,943,877,105.55 and 259,611,922,973.30 is: 389,417,884,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,629,251,403.70 : 408,943,877,105.55 = 259,611,922,973.30 : x
  2. Step 2: Convert to fraction form
    272,629,251,403.70/408,943,877,105.55 = 259,611,922,973.30/x
  3. Step 3: Cross multiply
    272,629,251,403.70x = 408,943,877,105.55 × 259,611,922,973.30
  4. Step 4: Simplify right side
    272,629,251,403.70x = 106,166,706,323,528,704,065,536
  5. Step 5: Solve for x
    x = 106,166,706,323,528,704,065,536/272,629,251,403.70
  6. Step 6: Final answer
    x = 389,417,884,459.95

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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.