Home / 307,400,955.57-461,101,071.96-100,139,027.08

Finding the Fourth Proportional to 307,400,955.57, 461,101,071.96 and 100,139,027.08

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Solution

The fourth proportional to 307,400,955.57, 461,101,071.96 and 100,139,027.08 is: 150,208,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,400,955.57 : 461,101,071.96 = 100,139,027.08 : x
  2. Step 2: Convert to fraction form
    307,400,955.57/461,101,071.96 = 100,139,027.08/x
  3. Step 3: Cross multiply
    307,400,955.57x = 461,101,071.96 × 100,139,027.08
  4. Step 4: Simplify right side
    307,400,955.57x = 46,174,212,729,313,960
  5. Step 5: Solve for x
    x = 46,174,212,729,313,960/307,400,955.57
  6. Step 6: Final answer
    x = 150,208,422.89

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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.