Home / 409,667,757.80-565,385,317.54-251,003,177.26

Finding the Fourth Proportional to 409,667,757.80, 565,385,317.54 and 251,003,177.26

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Solution

The fourth proportional to 409,667,757.80, 565,385,317.54 and 251,003,177.26 is: 346,411,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,667,757.80 : 565,385,317.54 = 251,003,177.26 : x
  2. Step 2: Convert to fraction form
    409,667,757.80/565,385,317.54 = 251,003,177.26/x
  3. Step 3: Cross multiply
    409,667,757.80x = 565,385,317.54 × 251,003,177.26
  4. Step 4: Simplify right side
    409,667,757.80x = 141,913,511,078,694,000
  5. Step 5: Solve for x
    x = 141,913,511,078,694,000/409,667,757.80
  6. Step 6: Final answer
    x = 346,411,228.07

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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.