Home / 407,597,834.64-562,479,413.04-231,384,291.60

Finding the Fourth Proportional to 407,597,834.64, 562,479,413.04 and 231,384,291.60

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Solution

The fourth proportional to 407,597,834.64, 562,479,413.04 and 231,384,291.60 is: 319,307,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,597,834.64 : 562,479,413.04 = 231,384,291.60 : x
  2. Step 2: Convert to fraction form
    407,597,834.64/562,479,413.04 = 231,384,291.60/x
  3. Step 3: Cross multiply
    407,597,834.64x = 562,479,413.04 × 231,384,291.60
  4. Step 4: Simplify right side
    407,597,834.64x = 130,148,900,525,844,192
  5. Step 5: Solve for x
    x = 130,148,900,525,844,192/407,597,834.64
  6. Step 6: Final answer
    x = 319,307,144.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.