Home / 106,872,109.48-147,483,796.92-57,979,537.48

Finding the Fourth Proportional to 106,872,109.48, 147,483,796.92 and 57,979,537.48

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Solution

The fourth proportional to 106,872,109.48, 147,483,796.92 and 57,979,537.48 is: 80,011,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872,109.48 : 147,483,796.92 = 57,979,537.48 : x
  2. Step 2: Convert to fraction form
    106,872,109.48/147,483,796.92 = 57,979,537.48/x
  3. Step 3: Cross multiply
    106,872,109.48x = 147,483,796.92 × 57,979,537.48
  4. Step 4: Simplify right side
    106,872,109.48x = 8,551,042,331,215,847
  5. Step 5: Solve for x
    x = 8,551,042,331,215,847/106,872,109.48
  6. Step 6: Final answer
    x = 80,011,916.79

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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.