Home / 653,511,629.34-901,878,022.44-367,493,172.89

Finding the Fourth Proportional to 653,511,629.34, 901,878,022.44 and 367,493,172.89

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Solution

The fourth proportional to 653,511,629.34, 901,878,022.44 and 367,493,172.89 is: 507,158,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,511,629.34 : 901,878,022.44 = 367,493,172.89 : x
  2. Step 2: Convert to fraction form
    653,511,629.34/901,878,022.44 = 367,493,172.89/x
  3. Step 3: Cross multiply
    653,511,629.34x = 901,878,022.44 × 367,493,172.89
  4. Step 4: Simplify right side
    653,511,629.34x = 331,434,016,021,724,864
  5. Step 5: Solve for x
    x = 331,434,016,021,724,864/653,511,629.34
  6. Step 6: Final answer
    x = 507,158,558.69

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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.