Home / 131,112,069.10-196,668,103.65-80,093,733.10

Finding the Fourth Proportional to 131,112,069.10, 196,668,103.65 and 80,093,733.10

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Solution

The fourth proportional to 131,112,069.10, 196,668,103.65 and 80,093,733.10 is: 120,140,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,112,069.10 : 196,668,103.65 = 80,093,733.10 : x
  2. Step 2: Convert to fraction form
    131,112,069.10/196,668,103.65 = 80,093,733.10/x
  3. Step 3: Cross multiply
    131,112,069.10x = 196,668,103.65 × 80,093,733.10
  4. Step 4: Simplify right side
    131,112,069.10x = 15,751,882,603,026,236
  5. Step 5: Solve for x
    x = 15,751,882,603,026,236/131,112,069.10
  6. Step 6: Final answer
    x = 120,140,599.65

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1.5x scale

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.