Home / 135,955,413.54-203,970,602.64-54,131,752.47

Finding the Fourth Proportional to 135,955,413.54, 203,970,602.64 and 54,131,752.47

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Solution

The fourth proportional to 135,955,413.54, 203,970,602.64 and 54,131,752.47 is: 81,212,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,955,413.54 : 203,970,602.64 = 54,131,752.47 : x
  2. Step 2: Convert to fraction form
    135,955,413.54/203,970,602.64 = 54,131,752.47/x
  3. Step 3: Cross multiply
    135,955,413.54x = 203,970,602.64 × 54,131,752.47
  4. Step 4: Simplify right side
    135,955,413.54x = 11,041,286,173,265,208
  5. Step 5: Solve for x
    x = 11,041,286,173,265,208/135,955,413.54
  6. Step 6: Final answer
    x = 81,212,552.60

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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.