Home / 269,699,790.36-372,186,357.66-145,941,795.48

Finding the Fourth Proportional to 269,699,790.36, 372,186,357.66 and 145,941,795.48

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Solution

The fourth proportional to 269,699,790.36, 372,186,357.66 and 145,941,795.48 is: 201,400,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,699,790.36 : 372,186,357.66 = 145,941,795.48 : x
  2. Step 2: Convert to fraction form
    269,699,790.36/372,186,357.66 = 145,941,795.48/x
  3. Step 3: Cross multiply
    269,699,790.36x = 372,186,357.66 × 145,941,795.48
  4. Step 4: Simplify right side
    269,699,790.36x = 54,317,545,290,061,848
  5. Step 5: Solve for x
    x = 54,317,545,290,061,848/269,699,790.36
  6. Step 6: Final answer
    x = 201,400,027.85

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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.