Home / 340,296,337.20-469,623,383.01-189,588,859.14

Finding the Fourth Proportional to 340,296,337.20, 469,623,383.01 and 189,588,859.14

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Solution

The fourth proportional to 340,296,337.20, 469,623,383.01 and 189,588,859.14 is: 261,640,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,296,337.20 : 469,623,383.01 = 189,588,859.14 : x
  2. Step 2: Convert to fraction form
    340,296,337.20/469,623,383.01 = 189,588,859.14/x
  3. Step 3: Cross multiply
    340,296,337.20x = 469,623,383.01 × 189,588,859.14
  4. Step 4: Simplify right side
    340,296,337.20x = 89,035,361,410,333,152
  5. Step 5: Solve for x
    x = 89,035,361,410,333,152/340,296,337.20
  6. Step 6: Final answer
    x = 261,640,669.26

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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.