Home / 264,653,869.20-397,405,956.60-200,030,643.60

Finding the Fourth Proportional to 264,653,869.20, 397,405,956.60 and 200,030,643.60

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Solution

The fourth proportional to 264,653,869.20, 397,405,956.60 and 200,030,643.60 is: 300,367,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,653,869.20 : 397,405,956.60 = 200,030,643.60 : x
  2. Step 2: Convert to fraction form
    264,653,869.20/397,405,956.60 = 200,030,643.60/x
  3. Step 3: Cross multiply
    264,653,869.20x = 397,405,956.60 × 200,030,643.60
  4. Step 4: Simplify right side
    264,653,869.20x = 79,493,369,269,171,664
  5. Step 5: Solve for x
    x = 79,493,369,269,171,664/264,653,869.20
  6. Step 6: Final answer
    x = 300,367,304.32

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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.