Home / 123,682,175.04-185,522,074.56-75,173,413.44

Finding the Fourth Proportional to 123,682,175.04, 185,522,074.56 and 75,173,413.44

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Solution

The fourth proportional to 123,682,175.04, 185,522,074.56 and 75,173,413.44 is: 112,759,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,682,175.04 : 185,522,074.56 = 75,173,413.44 : x
  2. Step 2: Convert to fraction form
    123,682,175.04/185,522,074.56 = 75,173,413.44/x
  3. Step 3: Cross multiply
    123,682,175.04x = 185,522,074.56 × 75,173,413.44
  4. Step 4: Simplify right side
    123,682,175.04x = 13,946,327,613,145,386
  5. Step 5: Solve for x
    x = 13,946,327,613,145,386/123,682,175.04
  6. Step 6: Final answer
    x = 112,759,398.10

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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.