Home / 726,986,420,897.49-1,090,479,631,421.20-242,940,641,227.47

Finding the Fourth Proportional to 726,986,420,897.49, 1,090,479,631,421.20 and 242,940,641,227.47

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Solution

The fourth proportional to 726,986,420,897.49, 1,090,479,631,421.20 and 242,940,641,227.47 is: 364,410,961,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,986,420,897.49 : 1,090,479,631,421.20 = 242,940,641,227.47 : x
  2. Step 2: Convert to fraction form
    726,986,420,897.49/1,090,479,631,421.20 = 242,940,641,227.47/x
  3. Step 3: Cross multiply
    726,986,420,897.49x = 1,090,479,631,421.20 × 242,940,641,227.47
  4. Step 4: Simplify right side
    726,986,420,897.49x = 264,921,820,902,961,449,009,152
  5. Step 5: Solve for x
    x = 264,921,820,902,961,449,009,152/726,986,420,897.49
  6. Step 6: Final answer
    x = 364,410,961,866.26

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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.