Home / 411,401,449.44-567,706,051.49-225,774,422.55

Finding the Fourth Proportional to 411,401,449.44, 567,706,051.49 and 225,774,422.55

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Solution

The fourth proportional to 411,401,449.44, 567,706,051.49 and 225,774,422.55 is: 311,553,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,401,449.44 : 567,706,051.49 = 225,774,422.55 : x
  2. Step 2: Convert to fraction form
    411,401,449.44/567,706,051.49 = 225,774,422.55/x
  3. Step 3: Cross multiply
    411,401,449.44x = 567,706,051.49 × 225,774,422.55
  4. Step 4: Simplify right side
    411,401,449.44x = 128,173,505,952,166,448
  5. Step 5: Solve for x
    x = 128,173,505,952,166,448/411,401,449.44
  6. Step 6: Final answer
    x = 311,553,365.03

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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.