Home / 157,705,504,390.56-217,644,273,810.96-89,093,120,591.52

Finding the Fourth Proportional to 157,705,504,390.56, 217,644,273,810.96 and 89,093,120,591.52

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Solution

The fourth proportional to 157,705,504,390.56, 217,644,273,810.96 and 89,093,120,591.52 is: 122,954,538,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,705,504,390.56 : 217,644,273,810.96 = 89,093,120,591.52 : x
  2. Step 2: Convert to fraction form
    157,705,504,390.56/217,644,273,810.96 = 89,093,120,591.52/x
  3. Step 3: Cross multiply
    157,705,504,390.56x = 217,644,273,810.96 × 89,093,120,591.52
  4. Step 4: Simplify right side
    157,705,504,390.56x = 19,390,607,532,693,655,650,304
  5. Step 5: Solve for x
    x = 19,390,607,532,693,655,650,304/157,705,504,390.56
  6. Step 6: Final answer
    x = 122,954,538,635.97

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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.