Home / 249,336,546.80-374,004,820.20-203,986,914.80

Finding the Fourth Proportional to 249,336,546.80, 374,004,820.20 and 203,986,914.80

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Solution

The fourth proportional to 249,336,546.80, 374,004,820.20 and 203,986,914.80 is: 305,980,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,336,546.80 : 374,004,820.20 = 203,986,914.80 : x
  2. Step 2: Convert to fraction form
    249,336,546.80/374,004,820.20 = 203,986,914.80/x
  3. Step 3: Cross multiply
    249,336,546.80x = 374,004,820.20 × 203,986,914.80
  4. Step 4: Simplify right side
    249,336,546.80x = 76,292,089,392,926,720
  5. Step 5: Solve for x
    x = 76,292,089,392,926,720/249,336,546.80
  6. Step 6: Final answer
    x = 305,980,372.20

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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.