Home / 91,355,930,050.90-136,978,043,523.20-43,563,556,924.54

Finding the Fourth Proportional to 91,355,930,050.90, 136,978,043,523.20 and 43,563,556,924.54

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Solution

The fourth proportional to 91,355,930,050.90, 136,978,043,523.20 and 43,563,556,924.54 is: 65,318,702,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,355,930,050.90 : 136,978,043,523.20 = 43,563,556,924.54 : x
  2. Step 2: Convert to fraction form
    91,355,930,050.90/136,978,043,523.20 = 43,563,556,924.54/x
  3. Step 3: Cross multiply
    91,355,930,050.90x = 136,978,043,523.20 × 43,563,556,924.54
  4. Step 4: Simplify right side
    91,355,930,050.90x = 5,967,250,796,435,040,370,688
  5. Step 5: Solve for x
    x = 5,967,250,796,435,040,370,688/91,355,930,050.90
  6. Step 6: Final answer
    x = 65,318,702,279.21

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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.