Home / 68,203,941.53-102,378,740.75-29,361,618.77

Finding the Fourth Proportional to 68,203,941.53, 102,378,740.75 and 29,361,618.77

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Solution

The fourth proportional to 68,203,941.53, 102,378,740.75 and 29,361,618.77 is: 44,073,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203,941.53 : 102,378,740.75 = 29,361,618.77 : x
  2. Step 2: Convert to fraction form
    68,203,941.53/102,378,740.75 = 29,361,618.77/x
  3. Step 3: Cross multiply
    68,203,941.53x = 102,378,740.75 × 29,361,618.77
  4. Step 4: Simplify right side
    68,203,941.53x = 3,006,005,556,054,164
  5. Step 5: Solve for x
    x = 3,006,005,556,054,164/68,203,941.53
  6. Step 6: Final answer
    x = 44,073,780.61

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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.