Home / 74,941,966.54-103,388,245.44-50,170,133.44

Finding the Fourth Proportional to 74,941,966.54, 103,388,245.44 and 50,170,133.44

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Solution

The fourth proportional to 74,941,966.54, 103,388,245.44 and 50,170,133.44 is: 69,213,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,941,966.54 : 103,388,245.44 = 50,170,133.44 : x
  2. Step 2: Convert to fraction form
    74,941,966.54/103,388,245.44 = 50,170,133.44/x
  3. Step 3: Cross multiply
    74,941,966.54x = 103,388,245.44 × 50,170,133.44
  4. Step 4: Simplify right side
    74,941,966.54x = 5,187,002,069,852,271
  5. Step 5: Solve for x
    x = 5,187,002,069,852,271/74,941,966.54
  6. Step 6: Final answer
    x = 69,213,583.65

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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.