Home / 262,059,344.40-393,089,016.60-201,593,168.40

Finding the Fourth Proportional to 262,059,344.40, 393,089,016.60 and 201,593,168.40

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Solution

The fourth proportional to 262,059,344.40, 393,089,016.60 and 201,593,168.40 is: 302,389,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,059,344.40 : 393,089,016.60 = 201,593,168.40 : x
  2. Step 2: Convert to fraction form
    262,059,344.40/393,089,016.60 = 201,593,168.40/x
  3. Step 3: Cross multiply
    262,059,344.40x = 393,089,016.60 × 201,593,168.40
  4. Step 4: Simplify right side
    262,059,344.40x = 79,244,060,319,634,208
  5. Step 5: Solve for x
    x = 79,244,060,319,634,208/262,059,344.40
  6. Step 6: Final answer
    x = 302,389,752.60

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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.