Home / 104,507,165.62-144,086,009.41-85,599,091.35

Finding the Fourth Proportional to 104,507,165.62, 144,086,009.41 and 85,599,091.35

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Solution

The fourth proportional to 104,507,165.62, 144,086,009.41 and 85,599,091.35 is: 118,017,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,507,165.62 : 144,086,009.41 = 85,599,091.35 : x
  2. Step 2: Convert to fraction form
    104,507,165.62/144,086,009.41 = 85,599,091.35/x
  3. Step 3: Cross multiply
    104,507,165.62x = 144,086,009.41 × 85,599,091.35
  4. Step 4: Simplify right side
    104,507,165.62x = 12,333,631,481,471,150
  5. Step 5: Solve for x
    x = 12,333,631,481,471,150/104,507,165.62
  6. Step 6: Final answer
    x = 118,017,089.15

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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.