Home / 80,589,968.96-111,214,533.79-45,784,569.27

Finding the Fourth Proportional to 80,589,968.96, 111,214,533.79 and 45,784,569.27

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Solution

The fourth proportional to 80,589,968.96, 111,214,533.79 and 45,784,569.27 is: 63,182,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,589,968.96 : 111,214,533.79 = 45,784,569.27 : x
  2. Step 2: Convert to fraction form
    80,589,968.96/111,214,533.79 = 45,784,569.27/x
  3. Step 3: Cross multiply
    80,589,968.96x = 111,214,533.79 × 45,784,569.27
  4. Step 4: Simplify right side
    80,589,968.96x = 5,091,909,526,253,473
  5. Step 5: Solve for x
    x = 5,091,909,526,253,473/80,589,968.96
  6. Step 6: Final answer
    x = 63,182,919.56

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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.