Home / 166,904,165.40-250,480,664.10-86,083,531.80

Finding the Fourth Proportional to 166,904,165.40, 250,480,664.10 and 86,083,531.80

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Solution

The fourth proportional to 166,904,165.40, 250,480,664.10 and 86,083,531.80 is: 129,189,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,904,165.40 : 250,480,664.10 = 86,083,531.80 : x
  2. Step 2: Convert to fraction form
    166,904,165.40/250,480,664.10 = 86,083,531.80/x
  3. Step 3: Cross multiply
    166,904,165.40x = 250,480,664.10 × 86,083,531.80
  4. Step 4: Simplify right side
    166,904,165.40x = 21,562,260,213,337,468
  5. Step 5: Solve for x
    x = 21,562,260,213,337,468/166,904,165.40
  6. Step 6: Final answer
    x = 129,189,467.27

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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.