Home / 298,813,450.24-448,089,999.36-158,723,251.20

Finding the Fourth Proportional to 298,813,450.24, 448,089,999.36 and 158,723,251.20

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Solution

The fourth proportional to 298,813,450.24, 448,089,999.36 and 158,723,251.20 is: 238,015,730.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,813,450.24 : 448,089,999.36 = 158,723,251.20 : x
  2. Step 2: Convert to fraction form
    298,813,450.24/448,089,999.36 = 158,723,251.20/x
  3. Step 3: Cross multiply
    298,813,450.24x = 448,089,999.36 × 158,723,251.20
  4. Step 4: Simplify right side
    298,813,450.24x = 71,122,301,528,625,120
  5. Step 5: Solve for x
    x = 71,122,301,528,625,120/298,813,450.24
  6. Step 6: Final answer
    x = 238,015,730.12

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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.