Home / 2,545,259,715.66-3,818,439,099.78-774,768,881.86

Finding the Fourth Proportional to 2,545,259,715.66, 3,818,439,099.78 and 774,768,881.86

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Solution

The fourth proportional to 2,545,259,715.66, 3,818,439,099.78 and 774,768,881.86 is: 1,162,320,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,259,715.66 : 3,818,439,099.78 = 774,768,881.86 : x
  2. Step 2: Convert to fraction form
    2,545,259,715.66/3,818,439,099.78 = 774,768,881.86/x
  3. Step 3: Cross multiply
    2,545,259,715.66x = 3,818,439,099.78 × 774,768,881.86
  4. Step 4: Simplify right side
    2,545,259,715.66x = 2,958,407,791,787,055,616
  5. Step 5: Solve for x
    x = 2,958,407,791,787,055,616/2,545,259,715.66
  6. Step 6: Final answer
    x = 1,162,320,596.83

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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.