Home / 104,424,289.79-143,961,525.78-83,302,757.86

Finding the Fourth Proportional to 104,424,289.79, 143,961,525.78 and 83,302,757.86

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Solution

The fourth proportional to 104,424,289.79, 143,961,525.78 and 83,302,757.86 is: 114,842,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424,289.79 : 143,961,525.78 = 83,302,757.86 : x
  2. Step 2: Convert to fraction form
    104,424,289.79/143,961,525.78 = 83,302,757.86/x
  3. Step 3: Cross multiply
    104,424,289.79x = 143,961,525.78 × 83,302,757.86
  4. Step 4: Simplify right side
    104,424,289.79x = 11,992,392,123,788,468
  5. Step 5: Solve for x
    x = 11,992,392,123,788,468/104,424,289.79
  6. Step 6: Final answer
    x = 114,842,936.91

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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.