Home / 168,300,413.40-252,450,620.10-53,293,956.60

Finding the Fourth Proportional to 168,300,413.40, 252,450,620.10 and 53,293,956.60

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Solution

The fourth proportional to 168,300,413.40, 252,450,620.10 and 53,293,956.60 is: 79,940,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300,413.40 : 252,450,620.10 = 53,293,956.60 : x
  2. Step 2: Convert to fraction form
    168,300,413.40/252,450,620.10 = 53,293,956.60/x
  3. Step 3: Cross multiply
    168,300,413.40x = 252,450,620.10 × 53,293,956.60
  4. Step 4: Simplify right side
    168,300,413.40x = 13,454,092,391,252,488
  5. Step 5: Solve for x
    x = 13,454,092,391,252,488/168,300,413.40
  6. Step 6: Final answer
    x = 79,940,934.90

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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.