Home / 101,997,103.66-140,751,894.98-55,586,358.70

Finding the Fourth Proportional to 101,997,103.66, 140,751,894.98 and 55,586,358.70

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Solution

The fourth proportional to 101,997,103.66, 140,751,894.98 and 55,586,358.70 is: 76,706,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,997,103.66 : 140,751,894.98 = 55,586,358.70 : x
  2. Step 2: Convert to fraction form
    101,997,103.66/140,751,894.98 = 55,586,358.70/x
  3. Step 3: Cross multiply
    101,997,103.66x = 140,751,894.98 × 55,586,358.70
  4. Step 4: Simplify right side
    101,997,103.66x = 7,823,885,322,063,009
  5. Step 5: Solve for x
    x = 7,823,885,322,063,009/101,997,103.66
  6. Step 6: Final answer
    x = 76,706,936.19

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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.