Home / 11,910,888,975.60-17,867,005,309.80-3,630,046,172.40

Finding the Fourth Proportional to 11,910,888,975.60, 17,867,005,309.80 and 3,630,046,172.40

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Solution

The fourth proportional to 11,910,888,975.60, 17,867,005,309.80 and 3,630,046,172.40 is: 5,445,274,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910,888,975.60 : 17,867,005,309.80 = 3,630,046,172.40 : x
  2. Step 2: Convert to fraction form
    11,910,888,975.60/17,867,005,309.80 = 3,630,046,172.40/x
  3. Step 3: Cross multiply
    11,910,888,975.60x = 17,867,005,309.80 × 3,630,046,172.40
  4. Step 4: Simplify right side
    11,910,888,975.60x = 64,858,054,237,089,964,032
  5. Step 5: Solve for x
    x = 64,858,054,237,089,964,032/11,910,888,975.60
  6. Step 6: Final answer
    x = 5,445,274,015.23

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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.