Home / 135,508,435.12-203,262,250.44-38,464,224.82

Finding the Fourth Proportional to 135,508,435.12, 203,262,250.44 and 38,464,224.82

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Solution

The fourth proportional to 135,508,435.12, 203,262,250.44 and 38,464,224.82 is: 57,696,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,508,435.12 : 203,262,250.44 = 38,464,224.82 : x
  2. Step 2: Convert to fraction form
    135,508,435.12/203,262,250.44 = 38,464,224.82/x
  3. Step 3: Cross multiply
    135,508,435.12x = 203,262,250.44 × 38,464,224.82
  4. Step 4: Simplify right side
    135,508,435.12x = 7,818,324,898,343,304
  5. Step 5: Solve for x
    x = 7,818,324,898,343,304/135,508,435.12
  6. Step 6: Final answer
    x = 57,696,223.05

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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.