Home / 9,431,151,413.18-13,015,029,412.71-5,144,458,150.46

Finding the Fourth Proportional to 9,431,151,413.18, 13,015,029,412.71 and 5,144,458,150.46

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Solution

The fourth proportional to 9,431,151,413.18, 13,015,029,412.71 and 5,144,458,150.46 is: 7,099,374,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,151,413.18 : 13,015,029,412.71 = 5,144,458,150.46 : x
  2. Step 2: Convert to fraction form
    9,431,151,413.18/13,015,029,412.71 = 5,144,458,150.46/x
  3. Step 3: Cross multiply
    9,431,151,413.18x = 13,015,029,412.71 × 5,144,458,150.46
  4. Step 4: Simplify right side
    9,431,151,413.18x = 66,955,274,140,692,586,496
  5. Step 5: Solve for x
    x = 66,955,274,140,692,586,496/9,431,151,413.18
  6. Step 6: Final answer
    x = 7,099,374,318.93

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1.5x scale

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.