Home / 79,269,679.20-118,762,801.20-67,932,271.20

Finding the Fourth Proportional to 79,269,679.20, 118,762,801.20 and 67,932,271.20

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Solution

The fourth proportional to 79,269,679.20, 118,762,801.20 and 67,932,271.20 is: 101,776,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,269,679.20 : 118,762,801.20 = 67,932,271.20 : x
  2. Step 2: Convert to fraction form
    79,269,679.20/118,762,801.20 = 67,932,271.20/x
  3. Step 3: Cross multiply
    79,269,679.20x = 118,762,801.20 × 67,932,271.20
  4. Step 4: Simplify right side
    79,269,679.20x = 8,067,826,819,590,086
  5. Step 5: Solve for x
    x = 8,067,826,819,590,086/79,269,679.20
  6. Step 6: Final answer
    x = 101,776,958.11

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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.