Home / 114,957,609.20-172,436,413.80-103,620,201.20

Finding the Fourth Proportional to 114,957,609.20, 172,436,413.80 and 103,620,201.20

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Solution

The fourth proportional to 114,957,609.20, 172,436,413.80 and 103,620,201.20 is: 155,430,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,957,609.20 : 172,436,413.80 = 103,620,201.20 : x
  2. Step 2: Convert to fraction form
    114,957,609.20/172,436,413.80 = 103,620,201.20/x
  3. Step 3: Cross multiply
    114,957,609.20x = 172,436,413.80 × 103,620,201.20
  4. Step 4: Simplify right side
    114,957,609.20x = 17,867,895,892,162,458
  5. Step 5: Solve for x
    x = 17,867,895,892,162,458/114,957,609.20
  6. Step 6: Final answer
    x = 155,430,301.80

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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.