Home / 80,168,628.56-120,267,922.68-36,452,597.84

Finding the Fourth Proportional to 80,168,628.56, 120,267,922.68 and 36,452,597.84

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Solution

The fourth proportional to 80,168,628.56, 120,267,922.68 and 36,452,597.84 is: 54,685,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,168,628.56 : 120,267,922.68 = 36,452,597.84 : x
  2. Step 2: Convert to fraction form
    80,168,628.56/120,267,922.68 = 36,452,597.84/x
  3. Step 3: Cross multiply
    80,168,628.56x = 120,267,922.68 × 36,452,597.84
  4. Step 4: Simplify right side
    80,168,628.56x = 4,384,078,218,506,255.50
  5. Step 5: Solve for x
    x = 4,384,078,218,506,255.50/80,168,628.56
  6. Step 6: Final answer
    x = 54,685,708.08

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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.