Home / 109,274,843.70-163,912,265.55-103,004,277.30

Finding the Fourth Proportional to 109,274,843.70, 163,912,265.55 and 103,004,277.30

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Solution

The fourth proportional to 109,274,843.70, 163,912,265.55 and 103,004,277.30 is: 154,506,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,274,843.70 : 163,912,265.55 = 103,004,277.30 : x
  2. Step 2: Convert to fraction form
    109,274,843.70/163,912,265.55 = 103,004,277.30/x
  3. Step 3: Cross multiply
    109,274,843.70x = 163,912,265.55 × 103,004,277.30
  4. Step 4: Simplify right side
    109,274,843.70x = 16,883,664,453,583,438
  5. Step 5: Solve for x
    x = 16,883,664,453,583,438/109,274,843.70
  6. Step 6: Final answer
    x = 154,506,415.95

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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.