Home / 168,170,942.40-252,256,413.60-164,391,806.40

Finding the Fourth Proportional to 168,170,942.40, 252,256,413.60 and 164,391,806.40

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Solution

The fourth proportional to 168,170,942.40, 252,256,413.60 and 164,391,806.40 is: 246,587,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,170,942.40 : 252,256,413.60 = 164,391,806.40 : x
  2. Step 2: Convert to fraction form
    168,170,942.40/252,256,413.60 = 164,391,806.40/x
  3. Step 3: Cross multiply
    168,170,942.40x = 252,256,413.60 × 164,391,806.40
  4. Step 4: Simplify right side
    168,170,942.40x = 41,468,887,507,689,528
  5. Step 5: Solve for x
    x = 41,468,887,507,689,528/168,170,942.40
  6. Step 6: Final answer
    x = 246,587,709.60

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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.