Home / 307,400,955.56-461,101,071.96-100,139,027.07

Finding the Fourth Proportional to 307,400,955.56, 461,101,071.96 and 100,139,027.07

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Solution

The fourth proportional to 307,400,955.56, 461,101,071.96 and 100,139,027.07 is: 150,208,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,400,955.56 : 461,101,071.96 = 100,139,027.07 : x
  2. Step 2: Convert to fraction form
    307,400,955.56/461,101,071.96 = 100,139,027.07/x
  3. Step 3: Cross multiply
    307,400,955.56x = 461,101,071.96 × 100,139,027.07
  4. Step 4: Simplify right side
    307,400,955.56x = 46,174,212,727,008,456
  5. Step 5: Solve for x
    x = 46,174,212,727,008,456/307,400,955.56
  6. Step 6: Final answer
    x = 150,208,422.88

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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.