Home / 319,687,413.42-441,168,625.17-173,009,697.42

Finding the Fourth Proportional to 319,687,413.42, 441,168,625.17 and 173,009,697.42

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Solution

The fourth proportional to 319,687,413.42, 441,168,625.17 and 173,009,697.42 is: 238,753,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,687,413.42 : 441,168,625.17 = 173,009,697.42 : x
  2. Step 2: Convert to fraction form
    319,687,413.42/441,168,625.17 = 173,009,697.42/x
  3. Step 3: Cross multiply
    319,687,413.42x = 441,168,625.17 × 173,009,697.42
  4. Step 4: Simplify right side
    319,687,413.42x = 76,326,450,351,859,088
  5. Step 5: Solve for x
    x = 76,326,450,351,859,088/319,687,413.42
  6. Step 6: Final answer
    x = 238,753,379.54

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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.