Home / 451,385,896.83-622,980,625.37-275,276,051.13

Finding the Fourth Proportional to 451,385,896.83, 622,980,625.37 and 275,276,051.13

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Solution

The fourth proportional to 451,385,896.83, 622,980,625.37 and 275,276,051.13 is: 379,922,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,385,896.83 : 622,980,625.37 = 275,276,051.13 : x
  2. Step 2: Convert to fraction form
    451,385,896.83/622,980,625.37 = 275,276,051.13/x
  3. Step 3: Cross multiply
    451,385,896.83x = 622,980,625.37 × 275,276,051.13
  4. Step 4: Simplify right side
    451,385,896.83x = 171,491,646,480,975,104
  5. Step 5: Solve for x
    x = 171,491,646,480,975,104/451,385,896.83
  6. Step 6: Final answer
    x = 379,922,473.62

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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.