Home / 43,110,125.58-64,664,579.30-20,068,172.43

Finding the Fourth Proportional to 43,110,125.58, 64,664,579.30 and 20,068,172.43

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Solution

The fourth proportional to 43,110,125.58, 64,664,579.30 and 20,068,172.43 is: 30,101,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,110,125.58 : 64,664,579.30 = 20,068,172.43 : x
  2. Step 2: Convert to fraction form
    43,110,125.58/64,664,579.30 = 20,068,172.43/x
  3. Step 3: Cross multiply
    43,110,125.58x = 64,664,579.30 × 20,068,172.43
  4. Step 4: Simplify right side
    43,110,125.58x = 1,297,699,927,405,467.75
  5. Step 5: Solve for x
    x = 1,297,699,927,405,467.75/43,110,125.58
  6. Step 6: Final answer
    x = 30,101,975.11

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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.