Home / 307,400,955.07-461,101,071.21-100,139,026.58

Finding the Fourth Proportional to 307,400,955.07, 461,101,071.21 and 100,139,026.58

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Solution

The fourth proportional to 307,400,955.07, 461,101,071.21 and 100,139,026.58 is: 150,208,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,400,955.07 : 461,101,071.21 = 100,139,026.58 : x
  2. Step 2: Convert to fraction form
    307,400,955.07/461,101,071.21 = 100,139,026.58/x
  3. Step 3: Cross multiply
    307,400,955.07x = 461,101,071.21 × 100,139,026.58
  4. Step 4: Simplify right side
    307,400,955.07x = 46,174,212,423,659,160
  5. Step 5: Solve for x
    x = 46,174,212,423,659,160/307,400,955.07
  6. Step 6: Final answer
    x = 150,208,422.14

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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.