Home / 352,698,489.90-529,254,033.77-131,522,629.77

Finding the Fourth Proportional to 352,698,489.90, 529,254,033.77 and 131,522,629.77

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Solution

The fourth proportional to 352,698,489.90, 529,254,033.77 and 131,522,629.77 is: 197,360,874.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,698,489.90 : 529,254,033.77 = 131,522,629.77 : x
  2. Step 2: Convert to fraction form
    352,698,489.90/529,254,033.77 = 131,522,629.77/x
  3. Step 3: Cross multiply
    352,698,489.90x = 529,254,033.77 × 131,522,629.77
  4. Step 4: Simplify right side
    352,698,489.90x = 69,608,882,337,153,168
  5. Step 5: Solve for x
    x = 69,608,882,337,153,168/352,698,489.90
  6. Step 6: Final answer
    x = 197,360,874.32

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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.