Home / 9,431,151,382.08-13,015,029,369.79-5,144,458,119.23

Finding the Fourth Proportional to 9,431,151,382.08, 13,015,029,369.79 and 5,144,458,119.23

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Solution

The fourth proportional to 9,431,151,382.08, 13,015,029,369.79 and 5,144,458,119.23 is: 7,099,374,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,151,382.08 : 13,015,029,369.79 = 5,144,458,119.23 : x
  2. Step 2: Convert to fraction form
    9,431,151,382.08/13,015,029,369.79 = 5,144,458,119.23/x
  3. Step 3: Cross multiply
    9,431,151,382.08x = 13,015,029,369.79 × 5,144,458,119.23
  4. Step 4: Simplify right side
    9,431,151,382.08x = 66,955,273,513,430,351,872
  5. Step 5: Solve for x
    x = 66,955,273,513,430,351,872/9,431,151,382.08
  6. Step 6: Final answer
    x = 7,099,374,275.84

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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.