Home / 30,635,222,960.05-45,858,584,759.91-19,988,522,373.40

Finding the Fourth Proportional to 30,635,222,960.05, 45,858,584,759.91 and 19,988,522,373.40

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Solution

The fourth proportional to 30,635,222,960.05, 45,858,584,759.91 and 19,988,522,373.40 is: 29,921,288,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635,222,960.05 : 45,858,584,759.91 = 19,988,522,373.40 : x
  2. Step 2: Convert to fraction form
    30,635,222,960.05/45,858,584,759.91 = 19,988,522,373.40/x
  3. Step 3: Cross multiply
    30,635,222,960.05x = 45,858,584,759.91 × 19,988,522,373.40
  4. Step 4: Simplify right side
    30,635,222,960.05x = 916,645,347,485,921,443,840
  5. Step 5: Solve for x
    x = 916,645,347,485,921,443,840/30,635,222,960.05
  6. Step 6: Final answer
    x = 29,921,288,599.12

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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.