Home / 297,014,321.16-409,846,520.66-164,860,887.72

Finding the Fourth Proportional to 297,014,321.16, 409,846,520.66 and 164,860,887.72

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Solution

The fourth proportional to 297,014,321.16, 409,846,520.66 and 164,860,887.72 is: 227,489,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,014,321.16 : 409,846,520.66 = 164,860,887.72 : x
  2. Step 2: Convert to fraction form
    297,014,321.16/409,846,520.66 = 164,860,887.72/x
  3. Step 3: Cross multiply
    297,014,321.16x = 409,846,520.66 × 164,860,887.72
  4. Step 4: Simplify right side
    297,014,321.16x = 67,567,661,224,960,928
  5. Step 5: Solve for x
    x = 67,567,661,224,960,928/297,014,321.16
  6. Step 6: Final answer
    x = 227,489,573.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.