Home / 74,311,343,452.25-111,421,395,563.18-28,879,002,938.75

Finding the Fourth Proportional to 74,311,343,452.25, 111,421,395,563.18 and 28,879,002,938.75

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Solution

The fourth proportional to 74,311,343,452.25, 111,421,395,563.18 and 28,879,002,938.75 is: 43,300,775,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311,343,452.25 : 111,421,395,563.18 = 28,879,002,938.75 : x
  2. Step 2: Convert to fraction form
    74,311,343,452.25/111,421,395,563.18 = 28,879,002,938.75/x
  3. Step 3: Cross multiply
    74,311,343,452.25x = 111,421,395,563.18 × 28,879,002,938.75
  4. Step 4: Simplify right side
    74,311,343,452.25x = 3,217,738,809,908,701,167,616
  5. Step 5: Solve for x
    x = 3,217,738,809,908,701,167,616/74,311,343,452.25
  6. Step 6: Final answer
    x = 43,300,775,634.29

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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.