Home / 190,107,945.60-285,770,779.20-176,629,027.20

Finding the Fourth Proportional to 190,107,945.60, 285,770,779.20 and 176,629,027.20

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Solution

The fourth proportional to 190,107,945.60, 285,770,779.20 and 176,629,027.20 is: 265,509,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,107,945.60 : 285,770,779.20 = 176,629,027.20 : x
  2. Step 2: Convert to fraction form
    190,107,945.60/285,770,779.20 = 176,629,027.20/x
  3. Step 3: Cross multiply
    190,107,945.60x = 285,770,779.20 × 176,629,027.20
  4. Step 4: Simplify right side
    190,107,945.60x = 50,475,414,732,281,992
  5. Step 5: Solve for x
    x = 50,475,414,732,281,992/190,107,945.60
  6. Step 6: Final answer
    x = 265,509,232.52

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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.