Home / 199,213,784.10-274,915,388.90-111,113,460.36

Finding the Fourth Proportional to 199,213,784.10, 274,915,388.90 and 111,113,460.36

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Solution

The fourth proportional to 199,213,784.10, 274,915,388.90 and 111,113,460.36 is: 153,336,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,213,784.10 : 274,915,388.90 = 111,113,460.36 : x
  2. Step 2: Convert to fraction form
    199,213,784.10/274,915,388.90 = 111,113,460.36/x
  3. Step 3: Cross multiply
    199,213,784.10x = 274,915,388.90 × 111,113,460.36
  4. Step 4: Simplify right side
    199,213,784.10x = 30,546,800,166,894,132
  5. Step 5: Solve for x
    x = 30,546,800,166,894,132/199,213,784.10
  6. Step 6: Final answer
    x = 153,336,779.91

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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.