Home / 65,190,097,344.60-97,785,146,016.90-18,661,374,912.60

Finding the Fourth Proportional to 65,190,097,344.60, 97,785,146,016.90 and 18,661,374,912.60

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Solution

The fourth proportional to 65,190,097,344.60, 97,785,146,016.90 and 18,661,374,912.60 is: 27,992,062,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,344.60 : 97,785,146,016.90 = 18,661,374,912.60 : x
  2. Step 2: Convert to fraction form
    65,190,097,344.60/97,785,146,016.90 = 18,661,374,912.60/x
  3. Step 3: Cross multiply
    65,190,097,344.60x = 97,785,146,016.90 × 18,661,374,912.60
  4. Step 4: Simplify right side
    65,190,097,344.60x = 1,824,805,270,704,705,241,088
  5. Step 5: Solve for x
    x = 1,824,805,270,704,705,241,088/65,190,097,344.60
  6. Step 6: Final answer
    x = 27,992,062,368.90

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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.