Home / 74,311,343,451.75-111,421,395,562.43-28,879,002,938.25

Finding the Fourth Proportional to 74,311,343,451.75, 111,421,395,562.43 and 28,879,002,938.25

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Solution

The fourth proportional to 74,311,343,451.75, 111,421,395,562.43 and 28,879,002,938.25 is: 43,300,775,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311,343,451.75 : 111,421,395,562.43 = 28,879,002,938.25 : x
  2. Step 2: Convert to fraction form
    74,311,343,451.75/111,421,395,562.43 = 28,879,002,938.25/x
  3. Step 3: Cross multiply
    74,311,343,451.75x = 111,421,395,562.43 × 28,879,002,938.25
  4. Step 4: Simplify right side
    74,311,343,451.75x = 3,217,738,809,831,331,463,168
  5. Step 5: Solve for x
    x = 3,217,738,809,831,331,463,168/74,311,343,451.75
  6. Step 6: Final answer
    x = 43,300,775,633.54

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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.