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Finding the Fourth Proportional to 172,413,793.35, 258,620,690.03 and 172,413,793.35

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Solution

The fourth proportional to 172,413,793.35, 258,620,690.03 and 172,413,793.35 is: 258,620,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,413,793.35 : 258,620,690.03 = 172,413,793.35 : x
  2. Step 2: Convert to fraction form
    172,413,793.35/258,620,690.03 = 172,413,793.35/x
  3. Step 3: Cross multiply
    172,413,793.35x = 258,620,690.03 × 172,413,793.35
  4. Step 4: Simplify right side
    172,413,793.35x = 44,589,774,206,004,752
  5. Step 5: Solve for x
    x = 44,589,774,206,004,752/172,413,793.35
  6. Step 6: Final answer
    x = 258,620,690.03

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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.