Home / 199,178,208.90-274,867,129.35-111,077,774.82

Finding the Fourth Proportional to 199,178,208.90, 274,867,129.35 and 111,077,774.82

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Solution

The fourth proportional to 199,178,208.90, 274,867,129.35 and 111,077,774.82 is: 153,287,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,178,208.90 : 274,867,129.35 = 111,077,774.82 : x
  2. Step 2: Convert to fraction form
    199,178,208.90/274,867,129.35 = 111,077,774.82/x
  3. Step 3: Cross multiply
    199,178,208.90x = 274,867,129.35 × 111,077,774.82
  4. Step 4: Simplify right side
    199,178,208.90x = 30,531,629,099,359,112
  5. Step 5: Solve for x
    x = 30,531,629,099,359,112/199,178,208.90
  6. Step 6: Final answer
    x = 153,287,999.06

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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.