Home / 234,235,782.91-323,245,383.89-129,820,580.27

Finding the Fourth Proportional to 234,235,782.91, 323,245,383.89 and 129,820,580.27

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Solution

The fourth proportional to 234,235,782.91, 323,245,383.89 and 129,820,580.27 is: 179,152,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,235,782.91 : 323,245,383.89 = 129,820,580.27 : x
  2. Step 2: Convert to fraction form
    234,235,782.91/323,245,383.89 = 129,820,580.27/x
  3. Step 3: Cross multiply
    234,235,782.91x = 323,245,383.89 × 129,820,580.27
  4. Step 4: Simplify right side
    234,235,782.91x = 41,963,903,306,198,704
  5. Step 5: Solve for x
    x = 41,963,903,306,198,704/234,235,782.91
  6. Step 6: Final answer
    x = 179,152,402.70

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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.