Home / 437,305,526.63-603,488,796.46-261,108,919.07

Finding the Fourth Proportional to 437,305,526.63, 603,488,796.46 and 261,108,919.07

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Solution

The fourth proportional to 437,305,526.63, 603,488,796.46 and 261,108,919.07 is: 360,334,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,305,526.63 : 603,488,796.46 = 261,108,919.07 : x
  2. Step 2: Convert to fraction form
    437,305,526.63/603,488,796.46 = 261,108,919.07/x
  3. Step 3: Cross multiply
    437,305,526.63x = 603,488,796.46 × 261,108,919.07
  4. Step 4: Simplify right side
    437,305,526.63x = 157,576,307,314,525,856
  5. Step 5: Solve for x
    x = 157,576,307,314,525,856/437,305,526.63
  6. Step 6: Final answer
    x = 360,334,589.25

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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.