Home / 504,247,720.78-756,151,909.14-267,845,509.90

Finding the Fourth Proportional to 504,247,720.78, 756,151,909.14 and 267,845,509.90

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Solution

The fourth proportional to 504,247,720.78, 756,151,909.14 and 267,845,509.90 is: 401,651,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,247,720.78 : 756,151,909.14 = 267,845,509.90 : x
  2. Step 2: Convert to fraction form
    504,247,720.78/756,151,909.14 = 267,845,509.90/x
  3. Step 3: Cross multiply
    504,247,720.78x = 756,151,909.14 × 267,845,509.90
  4. Step 4: Simplify right side
    504,247,720.78x = 202,531,893,665,461,760
  5. Step 5: Solve for x
    x = 202,531,893,665,461,760/504,247,720.78
  6. Step 6: Final answer
    x = 401,651,579.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.