Home / 6,978,351,818-10,467,618,902.28-2,320,225,782.32

Finding the Fourth Proportional to 6,978,351,818, 10,467,618,902.28 and 2,320,225,782.32

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Solution

The fourth proportional to 6,978,351,818, 10,467,618,902.28 and 2,320,225,782.32 is: 3,480,368,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,351,818 : 10,467,618,902.28 = 2,320,225,782.32 : x
  2. Step 2: Convert to fraction form
    6,978,351,818/10,467,618,902.28 = 2,320,225,782.32/x
  3. Step 3: Cross multiply
    6,978,351,818x = 10,467,618,902.28 × 2,320,225,782.32
  4. Step 4: Simplify right side
    6,978,351,818x = 24,287,239,256,570,236,928
  5. Step 5: Solve for x
    x = 24,287,239,256,570,236,928/6,978,351,818
  6. Step 6: Final answer
    x = 3,480,368,988.27

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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.