Home / 455,189,170.60-682,783,755.90-340,397,914.60

Finding the Fourth Proportional to 455,189,170.60, 682,783,755.90 and 340,397,914.60

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Solution

The fourth proportional to 455,189,170.60, 682,783,755.90 and 340,397,914.60 is: 510,596,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,189,170.60 : 682,783,755.90 = 340,397,914.60 : x
  2. Step 2: Convert to fraction form
    455,189,170.60/682,783,755.90 = 340,397,914.60/x
  3. Step 3: Cross multiply
    455,189,170.60x = 682,783,755.90 × 340,397,914.60
  4. Step 4: Simplify right side
    455,189,170.60x = 232,418,166,631,115,456
  5. Step 5: Solve for x
    x = 232,418,166,631,115,456/455,189,170.60
  6. Step 6: Final answer
    x = 510,596,871.90

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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.