Home / 230,969,683.72-318,631,320.72-204,534,977.32

Finding the Fourth Proportional to 230,969,683.72, 318,631,320.72 and 204,534,977.32

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Solution

The fourth proportional to 230,969,683.72, 318,631,320.72 and 204,534,977.32 is: 282,163,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,969,683.72 : 318,631,320.72 = 204,534,977.32 : x
  2. Step 2: Convert to fraction form
    230,969,683.72/318,631,320.72 = 204,534,977.32/x
  3. Step 3: Cross multiply
    230,969,683.72x = 318,631,320.72 × 204,534,977.32
  4. Step 4: Simplify right side
    230,969,683.72x = 65,171,249,956,906,848
  5. Step 5: Solve for x
    x = 65,171,249,956,906,848/230,969,683.72
  6. Step 6: Final answer
    x = 282,163,654.15

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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.