Home / 1,412,089,418.08-1,948,624,880.18-768,348,010

Finding the Fourth Proportional to 1,412,089,418.08, 1,948,624,880.18 and 768,348,010

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Solution

The fourth proportional to 1,412,089,418.08, 1,948,624,880.18 and 768,348,010 is: 1,060,288,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,089,418.08 : 1,948,624,880.18 = 768,348,010 : x
  2. Step 2: Convert to fraction form
    1,412,089,418.08/1,948,624,880.18 = 768,348,010/x
  3. Step 3: Cross multiply
    1,412,089,418.08x = 1,948,624,880.18 × 768,348,010
  4. Step 4: Simplify right side
    1,412,089,418.08x = 1,497,222,048,922,791,424
  5. Step 5: Solve for x
    x = 1,497,222,048,922,791,424/1,412,089,418.08
  6. Step 6: Final answer
    x = 1,060,288,413.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.