Home / 726,986,420,935.40-1,090,479,631,478.20-242,940,641,265.52

Finding the Fourth Proportional to 726,986,420,935.40, 1,090,479,631,478.20 and 242,940,641,265.52

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Solution

The fourth proportional to 726,986,420,935.40, 1,090,479,631,478.20 and 242,940,641,265.52 is: 364,410,961,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,986,420,935.40 : 1,090,479,631,478.20 = 242,940,641,265.52 : x
  2. Step 2: Convert to fraction form
    726,986,420,935.40/1,090,479,631,478.20 = 242,940,641,265.52/x
  3. Step 3: Cross multiply
    726,986,420,935.40x = 1,090,479,631,478.20 × 242,940,641,265.52
  4. Step 4: Simplify right side
    726,986,420,935.40x = 264,921,820,958,301,800,628,224
  5. Step 5: Solve for x
    x = 264,921,820,958,301,800,628,224/726,986,420,935.40
  6. Step 6: Final answer
    x = 364,410,961,923.38

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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.