Home / 6,978,351,811.50-10,467,618,892.53-2,320,225,775.82

Finding the Fourth Proportional to 6,978,351,811.50, 10,467,618,892.53 and 2,320,225,775.82

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Solution

The fourth proportional to 6,978,351,811.50, 10,467,618,892.53 and 2,320,225,775.82 is: 3,480,368,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,351,811.50 : 10,467,618,892.53 = 2,320,225,775.82 : x
  2. Step 2: Convert to fraction form
    6,978,351,811.50/10,467,618,892.53 = 2,320,225,775.82/x
  3. Step 3: Cross multiply
    6,978,351,811.50x = 10,467,618,892.53 × 2,320,225,775.82
  4. Step 4: Simplify right side
    6,978,351,811.50x = 24,287,239,165,908,512,768
  5. Step 5: Solve for x
    x = 24,287,239,165,908,512,768/6,978,351,811.50
  6. Step 6: Final answer
    x = 3,480,368,978.51

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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.