Home / 1,309,772,625.39-1,963,690,382.46-792,087,975.68

Finding the Fourth Proportional to 1,309,772,625.39, 1,963,690,382.46 and 792,087,975.68

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Solution

The fourth proportional to 1,309,772,625.39, 1,963,690,382.46 and 792,087,975.68 is: 1,187,546,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,772,625.39 : 1,963,690,382.46 = 792,087,975.68 : x
  2. Step 2: Convert to fraction form
    1,309,772,625.39/1,963,690,382.46 = 792,087,975.68/x
  3. Step 3: Cross multiply
    1,309,772,625.39x = 1,963,690,382.46 × 792,087,975.68
  4. Step 4: Simplify right side
    1,309,772,625.39x = 1,555,415,539,895,207,936
  5. Step 5: Solve for x
    x = 1,555,415,539,895,207,936/1,309,772,625.39
  6. Step 6: Final answer
    x = 1,187,546,227.29

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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.