Home / 2,981,629,959.25-4,114,833,437.88-1,643,517,035.51

Finding the Fourth Proportional to 2,981,629,959.25, 4,114,833,437.88 and 1,643,517,035.51

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Solution

The fourth proportional to 2,981,629,959.25, 4,114,833,437.88 and 1,643,517,035.51 is: 2,268,154,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,629,959.25 : 4,114,833,437.88 = 1,643,517,035.51 : x
  2. Step 2: Convert to fraction form
    2,981,629,959.25/4,114,833,437.88 = 1,643,517,035.51/x
  3. Step 3: Cross multiply
    2,981,629,959.25x = 4,114,833,437.88 × 1,643,517,035.51
  4. Step 4: Simplify right side
    2,981,629,959.25x = 6,762,798,853,441,959,936
  5. Step 5: Solve for x
    x = 6,762,798,853,441,959,936/2,981,629,959.25
  6. Step 6: Final answer
    x = 2,268,154,984.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.