Home / 142,314,413.07-213,476,344.95-48,940,468.53

Finding the Fourth Proportional to 142,314,413.07, 213,476,344.95 and 48,940,468.53

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Solution

The fourth proportional to 142,314,413.07, 213,476,344.95 and 48,940,468.53 is: 73,412,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,314,413.07 : 213,476,344.95 = 48,940,468.53 : x
  2. Step 2: Convert to fraction form
    142,314,413.07/213,476,344.95 = 48,940,468.53/x
  3. Step 3: Cross multiply
    142,314,413.07x = 213,476,344.95 × 48,940,468.53
  4. Step 4: Simplify right side
    142,314,413.07x = 10,447,632,341,924,900
  5. Step 5: Solve for x
    x = 10,447,632,341,924,900/142,314,413.07
  6. Step 6: Final answer
    x = 73,412,327.79

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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.