Home / 3,131,417,186.44-4,321,372,800.99-1,843,985,223.88

Finding the Fourth Proportional to 3,131,417,186.44, 4,321,372,800.99 and 1,843,985,223.88

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Solution

The fourth proportional to 3,131,417,186.44, 4,321,372,800.99 and 1,843,985,223.88 is: 2,544,709,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,417,186.44 : 4,321,372,800.99 = 1,843,985,223.88 : x
  2. Step 2: Convert to fraction form
    3,131,417,186.44/4,321,372,800.99 = 1,843,985,223.88/x
  3. Step 3: Cross multiply
    3,131,417,186.44x = 4,321,372,800.99 × 1,843,985,223.88
  4. Step 4: Simplify right side
    3,131,417,186.44x = 7,968,547,591,898,507,264
  5. Step 5: Solve for x
    x = 7,968,547,591,898,507,264/3,131,417,186.44
  6. Step 6: Final answer
    x = 2,544,709,668.97

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1.5x scale

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.