Home / 198,731,333,741.94-298,190,089,146.34-97,947,260,206.92

Finding the Fourth Proportional to 198,731,333,741.94, 298,190,089,146.34 and 97,947,260,206.92

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Solution

The fourth proportional to 198,731,333,741.94, 298,190,089,146.34 and 97,947,260,206.92 is: 146,966,770,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,731,333,741.94 : 298,190,089,146.34 = 97,947,260,206.92 : x
  2. Step 2: Convert to fraction form
    198,731,333,741.94/298,190,089,146.34 = 97,947,260,206.92/x
  3. Step 3: Cross multiply
    198,731,333,741.94x = 298,190,089,146.34 × 97,947,260,206.92
  4. Step 4: Simplify right side
    198,731,333,741.94x = 29,206,902,252,741,238,718,464
  5. Step 5: Solve for x
    x = 29,206,902,252,741,238,718,464/198,731,333,741.94
  6. Step 6: Final answer
    x = 146,966,770,175.60

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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.