Home / 780,024,978,021.35-1,170,037,467,032.10-780,024,978,021.35

Finding the Fourth Proportional to 780,024,978,021.35, 1,170,037,467,032.10 and 780,024,978,021.35

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Solution

The fourth proportional to 780,024,978,021.35, 1,170,037,467,032.10 and 780,024,978,021.35 is: 1,170,037,467,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,024,978,021.35 : 1,170,037,467,032.10 = 780,024,978,021.35 : x
  2. Step 2: Convert to fraction form
    780,024,978,021.35/1,170,037,467,032.10 = 780,024,978,021.35/x
  3. Step 3: Cross multiply
    780,024,978,021.35x = 1,170,037,467,032.10 × 780,024,978,021.35
  4. Step 4: Simplify right side
    780,024,978,021.35x = 912,658,449,505,869,818,232,832
  5. Step 5: Solve for x
    x = 912,658,449,505,869,818,232,832/780,024,978,021.35
  6. Step 6: Final answer
    x = 1,170,037,467,032.10

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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.