Home / 270,364,261.44-405,384,437.60-86,052,124.48

Finding the Fourth Proportional to 270,364,261.44, 405,384,437.60 and 86,052,124.48

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Solution

The fourth proportional to 270,364,261.44, 405,384,437.60 and 86,052,124.48 is: 129,026,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,364,261.44 : 405,384,437.60 = 86,052,124.48 : x
  2. Step 2: Convert to fraction form
    270,364,261.44/405,384,437.60 = 86,052,124.48/x
  3. Step 3: Cross multiply
    270,364,261.44x = 405,384,437.60 × 86,052,124.48
  4. Step 4: Simplify right side
    270,364,261.44x = 34,884,192,086,609,996
  5. Step 5: Solve for x
    x = 34,884,192,086,609,996/270,364,261.44
  6. Step 6: Final answer
    x = 129,026,639.47

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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.