Home / 100,022,706.36-150,060,992.45-51,474,105.72

Finding the Fourth Proportional to 100,022,706.36, 150,060,992.45 and 51,474,105.72

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Solution

The fourth proportional to 100,022,706.36, 150,060,992.45 and 51,474,105.72 is: 77,225,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,022,706.36 : 150,060,992.45 = 51,474,105.72 : x
  2. Step 2: Convert to fraction form
    100,022,706.36/150,060,992.45 = 51,474,105.72/x
  3. Step 3: Cross multiply
    100,022,706.36x = 150,060,992.45 × 51,474,105.72
  4. Step 4: Simplify right side
    100,022,706.36x = 7,724,255,389,562,051
  5. Step 5: Solve for x
    x = 7,724,255,389,562,051/100,022,706.36
  6. Step 6: Final answer
    x = 77,225,018.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.