Home / 193,991,971,015.67-267,706,070,946.42-108,354,186,529.07

Finding the Fourth Proportional to 193,991,971,015.67, 267,706,070,946.42 and 108,354,186,529.07

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Solution

The fourth proportional to 193,991,971,015.67, 267,706,070,946.42 and 108,354,186,529.07 is: 149,527,186,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,991,971,015.67 : 267,706,070,946.42 = 108,354,186,529.07 : x
  2. Step 2: Convert to fraction form
    193,991,971,015.67/267,706,070,946.42 = 108,354,186,529.07/x
  3. Step 3: Cross multiply
    193,991,971,015.67x = 267,706,070,946.42 × 108,354,186,529.07
  4. Step 4: Simplify right side
    193,991,971,015.67x = 29,007,073,546,292,841,938,944
  5. Step 5: Solve for x
    x = 29,007,073,546,292,841,938,944/193,991,971,015.67
  6. Step 6: Final answer
    x = 149,527,186,070.76

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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.