Home / 111,019,767.72-166,543,906.44-51,890,848.62

Finding the Fourth Proportional to 111,019,767.72, 166,543,906.44 and 51,890,848.62

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Solution

The fourth proportional to 111,019,767.72, 166,543,906.44 and 51,890,848.62 is: 77,842,935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,019,767.72 : 166,543,906.44 = 51,890,848.62 : x
  2. Step 2: Convert to fraction form
    111,019,767.72/166,543,906.44 = 51,890,848.62/x
  3. Step 3: Cross multiply
    111,019,767.72x = 166,543,906.44 × 51,890,848.62
  4. Step 4: Simplify right side
    111,019,767.72x = 8,642,104,637,661,483
  5. Step 5: Solve for x
    x = 8,642,104,637,661,483/111,019,767.72
  6. Step 6: Final answer
    x = 77,842,935.68

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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.