Home / 194,150,791.80-291,226,187.70-163,539,790.20

Finding the Fourth Proportional to 194,150,791.80, 291,226,187.70 and 163,539,790.20

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Solution

The fourth proportional to 194,150,791.80, 291,226,187.70 and 163,539,790.20 is: 245,309,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,150,791.80 : 291,226,187.70 = 163,539,790.20 : x
  2. Step 2: Convert to fraction form
    194,150,791.80/291,226,187.70 = 163,539,790.20/x
  3. Step 3: Cross multiply
    194,150,791.80x = 291,226,187.70 × 163,539,790.20
  4. Step 4: Simplify right side
    194,150,791.80x = 47,627,069,637,203,816
  5. Step 5: Solve for x
    x = 47,627,069,637,203,816/194,150,791.80
  6. Step 6: Final answer
    x = 245,309,685.30

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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.