Home / 9,431,151,376.62-13,015,029,362.25-5,144,458,113.78

Finding the Fourth Proportional to 9,431,151,376.62, 13,015,029,362.25 and 5,144,458,113.78

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Solution

The fourth proportional to 9,431,151,376.62, 13,015,029,362.25 and 5,144,458,113.78 is: 7,099,374,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,151,376.62 : 13,015,029,362.25 = 5,144,458,113.78 : x
  2. Step 2: Convert to fraction form
    9,431,151,376.62/13,015,029,362.25 = 5,144,458,113.78/x
  3. Step 3: Cross multiply
    9,431,151,376.62x = 13,015,029,362.25 × 5,144,458,113.78
  4. Step 4: Simplify right side
    9,431,151,376.62x = 66,955,273,403,711,946,752
  5. Step 5: Solve for x
    x = 66,955,273,403,711,946,752/9,431,151,376.62
  6. Step 6: Final answer
    x = 7,099,374,268.31

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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.