Home / 199,213,788.60-274,915,395.12-111,113,464.86

Finding the Fourth Proportional to 199,213,788.60, 274,915,395.12 and 111,113,464.86

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Solution

The fourth proportional to 199,213,788.60, 274,915,395.12 and 111,113,464.86 is: 153,336,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,213,788.60 : 274,915,395.12 = 111,113,464.86 : x
  2. Step 2: Convert to fraction form
    199,213,788.60/274,915,395.12 = 111,113,464.86/x
  3. Step 3: Cross multiply
    199,213,788.60x = 274,915,395.12 × 111,113,464.86
  4. Step 4: Simplify right side
    199,213,788.60x = 30,546,802,095,139,136
  5. Step 5: Solve for x
    x = 30,546,802,095,139,136/199,213,788.60
  6. Step 6: Final answer
    x = 153,336,786.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.