Home / 80,493,678.96-111,091,314.96-45,697,634.16

Finding the Fourth Proportional to 80,493,678.96, 111,091,314.96 and 45,697,634.16

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Solution

The fourth proportional to 80,493,678.96, 111,091,314.96 and 45,697,634.16 is: 63,068,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,493,678.96 : 111,091,314.96 = 45,697,634.16 : x
  2. Step 2: Convert to fraction form
    80,493,678.96/111,091,314.96 = 45,697,634.16/x
  3. Step 3: Cross multiply
    80,493,678.96x = 111,091,314.96 × 45,697,634.16
  4. Step 4: Simplify right side
    80,493,678.96x = 5,076,610,269,395,414
  5. Step 5: Solve for x
    x = 5,076,610,269,395,414/80,493,678.96
  6. Step 6: Final answer
    x = 63,068,433.88

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