Home / 1,183,449,111.90-1,775,173,667.85-310,048,791.90

Finding the Fourth Proportional to 1,183,449,111.90, 1,775,173,667.85 and 310,048,791.90

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Solution

The fourth proportional to 1,183,449,111.90, 1,775,173,667.85 and 310,048,791.90 is: 465,073,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,449,111.90 : 1,775,173,667.85 = 310,048,791.90 : x
  2. Step 2: Convert to fraction form
    1,183,449,111.90/1,775,173,667.85 = 310,048,791.90/x
  3. Step 3: Cross multiply
    1,183,449,111.90x = 1,775,173,667.85 × 310,048,791.90
  4. Step 4: Simplify right side
    1,183,449,111.90x = 550,390,451,129,584,320
  5. Step 5: Solve for x
    x = 550,390,451,129,584,320/1,183,449,111.90
  6. Step 6: Final answer
    x = 465,073,187.85

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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.