Home / 172,014,352.35-258,036,391.32-47,516,937.48

Finding the Fourth Proportional to 172,014,352.35, 258,036,391.32 and 47,516,937.48

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Solution

The fourth proportional to 172,014,352.35, 258,036,391.32 and 47,516,937.48 is: 71,279,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,014,352.35 : 258,036,391.32 = 47,516,937.48 : x
  2. Step 2: Convert to fraction form
    172,014,352.35/258,036,391.32 = 47,516,937.48/x
  3. Step 3: Cross multiply
    172,014,352.35x = 258,036,391.32 × 47,516,937.48
  4. Step 4: Simplify right side
    172,014,352.35x = 12,261,099,073,917,254
  5. Step 5: Solve for x
    x = 12,261,099,073,917,254/172,014,352.35
  6. Step 6: Final answer
    x = 71,279,511.89

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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.