Home / 76,059,704.40-104,964,768.12-43,019,307

Finding the Fourth Proportional to 76,059,704.40, 104,964,768.12 and 43,019,307

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Solution

The fourth proportional to 76,059,704.40, 104,964,768.12 and 43,019,307 is: 59,367,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,059,704.40 : 104,964,768.12 = 43,019,307 : x
  2. Step 2: Convert to fraction form
    76,059,704.40/104,964,768.12 = 43,019,307/x
  3. Step 3: Cross multiply
    76,059,704.40x = 104,964,768.12 × 43,019,307
  4. Step 4: Simplify right side
    76,059,704.40x = 4,515,511,583,938,093
  5. Step 5: Solve for x
    x = 4,515,511,583,938,093/76,059,704.40
  6. Step 6: Final answer
    x = 59,367,987.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.