Home / 2,999,839,644.12-4,481,514,007.86-1,941,959,739.59

Finding the Fourth Proportional to 2,999,839,644.12, 4,481,514,007.86 and 1,941,959,739.59

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Solution

The fourth proportional to 2,999,839,644.12, 4,481,514,007.86 and 1,941,959,739.59 is: 2,901,128,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,839,644.12 : 4,481,514,007.86 = 1,941,959,739.59 : x
  2. Step 2: Convert to fraction form
    2,999,839,644.12/4,481,514,007.86 = 1,941,959,739.59/x
  3. Step 3: Cross multiply
    2,999,839,644.12x = 4,481,514,007.86 × 1,941,959,739.59
  4. Step 4: Simplify right side
    2,999,839,644.12x = 8,702,919,775,672,741,888
  5. Step 5: Solve for x
    x = 8,702,919,775,672,741,888/2,999,839,644.12
  6. Step 6: Final answer
    x = 2,901,128,329.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.