Home / 188,964,348.90-283,403,986.20-67,795,800.90

Finding the Fourth Proportional to 188,964,348.90, 283,403,986.20 and 67,795,800.90

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Solution

The fourth proportional to 188,964,348.90, 283,403,986.20 and 67,795,800.90 is: 101,678,440.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,348.90 : 283,403,986.20 = 67,795,800.90 : x
  2. Step 2: Convert to fraction form
    188,964,348.90/283,403,986.20 = 67,795,800.90/x
  3. Step 3: Cross multiply
    188,964,348.90x = 283,403,986.20 × 67,795,800.90
  4. Step 4: Simplify right side
    188,964,348.90x = 19,213,600,222,681,548
  5. Step 5: Solve for x
    x = 19,213,600,222,681,548/188,964,348.90
  6. Step 6: Final answer
    x = 101,678,440.06

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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.