Home / 80,208,886.04-120,299,107.08-36,479,401.76

Finding the Fourth Proportional to 80,208,886.04, 120,299,107.08 and 36,479,401.76

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Solution

The fourth proportional to 80,208,886.04, 120,299,107.08 and 36,479,401.76 is: 54,712,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,208,886.04 : 120,299,107.08 = 36,479,401.76 : x
  2. Step 2: Convert to fraction form
    80,208,886.04/120,299,107.08 = 36,479,401.76/x
  3. Step 3: Cross multiply
    80,208,886.04x = 120,299,107.08 × 36,479,401.76
  4. Step 4: Simplify right side
    80,208,886.04x = 4,388,439,458,540,580
  5. Step 5: Solve for x
    x = 4,388,439,458,540,580/80,208,886.04
  6. Step 6: Final answer
    x = 54,712,634.41

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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.