Home / 403,994,822.01-557,513,093.07-225,378,710.97

Finding the Fourth Proportional to 403,994,822.01, 557,513,093.07 and 225,378,710.97

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Solution

The fourth proportional to 403,994,822.01, 557,513,093.07 and 225,378,710.97 is: 311,022,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,994,822.01 : 557,513,093.07 = 225,378,710.97 : x
  2. Step 2: Convert to fraction form
    403,994,822.01/557,513,093.07 = 225,378,710.97/x
  3. Step 3: Cross multiply
    403,994,822.01x = 557,513,093.07 × 225,378,710.97
  4. Step 4: Simplify right side
    403,994,822.01x = 125,651,582,265,014,256
  5. Step 5: Solve for x
    x = 125,651,582,265,014,256/403,994,822.01
  6. Step 6: Final answer
    x = 311,022,754.30

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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.