Home / 188,936,893.08-284,269,816.98-112,317,272.64

Finding the Fourth Proportional to 188,936,893.08, 284,269,816.98 and 112,317,272.64

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Solution

The fourth proportional to 188,936,893.08, 284,269,816.98 and 112,317,272.64 is: 168,989,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,936,893.08 : 284,269,816.98 = 112,317,272.64 : x
  2. Step 2: Convert to fraction form
    188,936,893.08/284,269,816.98 = 112,317,272.64/x
  3. Step 3: Cross multiply
    188,936,893.08x = 284,269,816.98 × 112,317,272.64
  4. Step 4: Simplify right side
    188,936,893.08x = 31,928,410,537,065,564
  5. Step 5: Solve for x
    x = 31,928,410,537,065,564/188,936,893.08
  6. Step 6: Final answer
    x = 168,989,814.62

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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.