Home / 78,389,694.69-117,576,944.05-23,802,760.03

Finding the Fourth Proportional to 78,389,694.69, 117,576,944.05 and 23,802,760.03

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Solution

The fourth proportional to 78,389,694.69, 117,576,944.05 and 23,802,760.03 is: 35,701,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,389,694.69 : 117,576,944.05 = 23,802,760.03 : x
  2. Step 2: Convert to fraction form
    78,389,694.69/117,576,944.05 = 23,802,760.03/x
  3. Step 3: Cross multiply
    78,389,694.69x = 117,576,944.05 × 23,802,760.03
  4. Step 4: Simplify right side
    78,389,694.69x = 2,798,655,784,282,886.50
  5. Step 5: Solve for x
    x = 2,798,655,784,282,886.50/78,389,694.69
  6. Step 6: Final answer
    x = 35,701,832.95

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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.