Home / 138,926,880.54-208,420,413.93-41,874,469.02

Finding the Fourth Proportional to 138,926,880.54, 208,420,413.93 and 41,874,469.02

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Solution

The fourth proportional to 138,926,880.54, 208,420,413.93 and 41,874,469.02 is: 62,820,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,926,880.54 : 208,420,413.93 = 41,874,469.02 : x
  2. Step 2: Convert to fraction form
    138,926,880.54/208,420,413.93 = 41,874,469.02/x
  3. Step 3: Cross multiply
    138,926,880.54x = 208,420,413.93 × 41,874,469.02
  4. Step 4: Simplify right side
    138,926,880.54x = 8,727,494,166,247,362
  5. Step 5: Solve for x
    x = 8,727,494,166,247,362/138,926,880.54
  6. Step 6: Final answer
    x = 62,820,774.01

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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.