Home / 109,040,340.60-163,340,061.30-67,973,729.40

Finding the Fourth Proportional to 109,040,340.60, 163,340,061.30 and 67,973,729.40

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Solution

The fourth proportional to 109,040,340.60, 163,340,061.30 and 67,973,729.40 is: 101,823,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,040,340.60 : 163,340,061.30 = 67,973,729.40 : x
  2. Step 2: Convert to fraction form
    109,040,340.60/163,340,061.30 = 67,973,729.40/x
  3. Step 3: Cross multiply
    109,040,340.60x = 163,340,061.30 × 67,973,729.40
  4. Step 4: Simplify right side
    109,040,340.60x = 11,102,833,126,985,614
  5. Step 5: Solve for x
    x = 11,102,833,126,985,614/109,040,340.60
  6. Step 6: Final answer
    x = 101,823,169.90

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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.