Home / 2,134,042,986.44-2,945,287,367.16-1,229,625,703.64

Finding the Fourth Proportional to 2,134,042,986.44, 2,945,287,367.16 and 1,229,625,703.64

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Solution

The fourth proportional to 2,134,042,986.44, 2,945,287,367.16 and 1,229,625,703.64 is: 1,697,060,965.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,042,986.44 : 2,945,287,367.16 = 1,229,625,703.64 : x
  2. Step 2: Convert to fraction form
    2,134,042,986.44/2,945,287,367.16 = 1,229,625,703.64/x
  3. Step 3: Cross multiply
    2,134,042,986.44x = 2,945,287,367.16 × 1,229,625,703.64
  4. Step 4: Simplify right side
    2,134,042,986.44x = 3,621,601,051,266,118,144
  5. Step 5: Solve for x
    x = 3,621,601,051,266,118,144/2,134,042,986.44
  6. Step 6: Final answer
    x = 1,697,060,965.63

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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.