Home / 272,392,231.22-375,910,351.44-148,639,698.98

Finding the Fourth Proportional to 272,392,231.22, 375,910,351.44 and 148,639,698.98

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Solution

The fourth proportional to 272,392,231.22, 375,910,351.44 and 148,639,698.98 is: 205,127,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,392,231.22 : 375,910,351.44 = 148,639,698.98 : x
  2. Step 2: Convert to fraction form
    272,392,231.22/375,910,351.44 = 148,639,698.98/x
  3. Step 3: Cross multiply
    272,392,231.22x = 375,910,351.44 × 148,639,698.98
  4. Step 4: Simplify right side
    272,392,231.22x = 55,875,201,481,507,608
  5. Step 5: Solve for x
    x = 55,875,201,481,507,608/272,392,231.22
  6. Step 6: Final answer
    x = 205,127,735.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.