Home / 400,297,370.42-600,833,380.08-193,181,581.64

Finding the Fourth Proportional to 400,297,370.42, 600,833,380.08 and 193,181,581.64

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Solution

The fourth proportional to 400,297,370.42, 600,833,380.08 and 193,181,581.64 is: 289,959,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,297,370.42 : 600,833,380.08 = 193,181,581.64 : x
  2. Step 2: Convert to fraction form
    400,297,370.42/600,833,380.08 = 193,181,581.64/x
  3. Step 3: Cross multiply
    400,297,370.42x = 600,833,380.08 × 193,181,581.64
  4. Step 4: Simplify right side
    400,297,370.42x = 116,069,942,665,961,664
  5. Step 5: Solve for x
    x = 116,069,942,665,961,664/400,297,370.42
  6. Step 6: Final answer
    x = 289,959,293.37

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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.