Home / 20,958,485,874,351-31,437,686,653,069-19,683,096,096,068

Finding the Fourth Proportional to 20,958,485,874,351, 31,437,686,653,069 and 19,683,096,096,068

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Solution

The fourth proportional to 20,958,485,874,351, 31,437,686,653,069 and 19,683,096,096,068 is: 29,524,604,551,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,958,485,874,351 : 31,437,686,653,069 = 19,683,096,096,068 : x
  2. Step 2: Convert to fraction form
    20,958,485,874,351/31,437,686,653,069 = 19,683,096,096,068/x
  3. Step 3: Cross multiply
    20,958,485,874,351x = 31,437,686,653,069 × 19,683,096,096,068
  4. Step 4: Simplify right side
    20,958,485,874,351x = 618,791,007,430,431,507,251,986,432
  5. Step 5: Solve for x
    x = 618,791,007,430,431,507,251,986,432/20,958,485,874,351
  6. Step 6: Final answer
    x = 29,524,604,551,119.22

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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.