Home / 108,354,679.25-149,529,007.41-64,337,911.97

Finding the Fourth Proportional to 108,354,679.25, 149,529,007.41 and 64,337,911.97

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Solution

The fourth proportional to 108,354,679.25, 149,529,007.41 and 64,337,911.97 is: 88,786,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,354,679.25 : 149,529,007.41 = 64,337,911.97 : x
  2. Step 2: Convert to fraction form
    108,354,679.25/149,529,007.41 = 64,337,911.97/x
  3. Step 3: Cross multiply
    108,354,679.25x = 149,529,007.41 × 64,337,911.97
  4. Step 4: Simplify right side
    108,354,679.25x = 9,620,384,115,706,058
  5. Step 5: Solve for x
    x = 9,620,384,115,706,058/108,354,679.25
  6. Step 6: Final answer
    x = 88,786,051.35

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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.