Home / 344,252,553.60-515,682,100.80-214,461,782.40

Finding the Fourth Proportional to 344,252,553.60, 515,682,100.80 and 214,461,782.40

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Solution

The fourth proportional to 344,252,553.60, 515,682,100.80 and 214,461,782.40 is: 321,258,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,252,553.60 : 515,682,100.80 = 214,461,782.40 : x
  2. Step 2: Convert to fraction form
    344,252,553.60/515,682,100.80 = 214,461,782.40/x
  3. Step 3: Cross multiply
    344,252,553.60x = 515,682,100.80 × 214,461,782.40
  4. Step 4: Simplify right side
    344,252,553.60x = 110,594,102,489,344,464
  5. Step 5: Solve for x
    x = 110,594,102,489,344,464/344,252,553.60
  6. Step 6: Final answer
    x = 321,258,626.36

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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.