Home / 404,236,215.40-606,402,729.44-124,080,433.48

Finding the Fourth Proportional to 404,236,215.40, 606,402,729.44 and 124,080,433.48

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Solution

The fourth proportional to 404,236,215.40, 606,402,729.44 and 124,080,433.48 is: 186,135,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,236,215.40 : 606,402,729.44 = 124,080,433.48 : x
  2. Step 2: Convert to fraction form
    404,236,215.40/606,402,729.44 = 124,080,433.48/x
  3. Step 3: Cross multiply
    404,236,215.40x = 606,402,729.44 × 124,080,433.48
  4. Step 4: Simplify right side
    404,236,215.40x = 75,242,713,531,089,504
  5. Step 5: Solve for x
    x = 75,242,713,531,089,504/404,236,215.40
  6. Step 6: Final answer
    x = 186,135,508.56

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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.