Home / 299,637,255.60-449,455,883.40-84,226,503.60

Finding the Fourth Proportional to 299,637,255.60, 449,455,883.40 and 84,226,503.60

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Solution

The fourth proportional to 299,637,255.60, 449,455,883.40 and 84,226,503.60 is: 126,339,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,637,255.60 : 449,455,883.40 = 84,226,503.60 : x
  2. Step 2: Convert to fraction form
    299,637,255.60/449,455,883.40 = 84,226,503.60/x
  3. Step 3: Cross multiply
    299,637,255.60x = 449,455,883.40 × 84,226,503.60
  4. Step 4: Simplify right side
    299,637,255.60x = 37,856,097,581,231,272
  5. Step 5: Solve for x
    x = 37,856,097,581,231,272/299,637,255.60
  6. Step 6: Final answer
    x = 126,339,755.40

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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.