Home / 437,305,523.63-603,488,792.32-261,108,916.07

Finding the Fourth Proportional to 437,305,523.63, 603,488,792.32 and 261,108,916.07

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Solution

The fourth proportional to 437,305,523.63, 603,488,792.32 and 261,108,916.07 is: 360,334,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,305,523.63 : 603,488,792.32 = 261,108,916.07 : x
  2. Step 2: Convert to fraction form
    437,305,523.63/603,488,792.32 = 261,108,916.07/x
  3. Step 3: Cross multiply
    437,305,523.63x = 603,488,792.32 × 261,108,916.07
  4. Step 4: Simplify right side
    437,305,523.63x = 157,576,304,419,398,336
  5. Step 5: Solve for x
    x = 157,576,304,419,398,336/437,305,523.63
  6. Step 6: Final answer
    x = 360,334,585.10

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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.