Home / 299,558,272.40-449,337,408.60-266,115,251.60

Finding the Fourth Proportional to 299,558,272.40, 449,337,408.60 and 266,115,251.60

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Solution

The fourth proportional to 299,558,272.40, 449,337,408.60 and 266,115,251.60 is: 399,172,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,558,272.40 : 449,337,408.60 = 266,115,251.60 : x
  2. Step 2: Convert to fraction form
    299,558,272.40/449,337,408.60 = 266,115,251.60/x
  3. Step 3: Cross multiply
    299,558,272.40x = 449,337,408.60 × 266,115,251.60
  4. Step 4: Simplify right side
    299,558,272.40x = 119,575,537,542,881,008
  5. Step 5: Solve for x
    x = 119,575,537,542,881,008/299,558,272.40
  6. Step 6: Final answer
    x = 399,172,877.40

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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.