Home / 5,389,848,007.20-8,071,167,121.20-3,539,583,021.60

Finding the Fourth Proportional to 5,389,848,007.20, 8,071,167,121.20 and 3,539,583,021.60

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Solution

The fourth proportional to 5,389,848,007.20, 8,071,167,121.20 and 3,539,583,021.60 is: 5,300,440,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,848,007.20 : 8,071,167,121.20 = 3,539,583,021.60 : x
  2. Step 2: Convert to fraction form
    5,389,848,007.20/8,071,167,121.20 = 3,539,583,021.60/x
  3. Step 3: Cross multiply
    5,389,848,007.20x = 8,071,167,121.20 × 3,539,583,021.60
  4. Step 4: Simplify right side
    5,389,848,007.20x = 28,568,566,106,695,667,712
  5. Step 5: Solve for x
    x = 28,568,566,106,695,667,712/5,389,848,007.20
  6. Step 6: Final answer
    x = 5,300,440,025.12

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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.