Home / 190,052,907.20-262,273,011.96-103,132,779.20

Finding the Fourth Proportional to 190,052,907.20, 262,273,011.96 and 103,132,779.20

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Solution

The fourth proportional to 190,052,907.20, 262,273,011.96 and 103,132,779.20 is: 142,323,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,907.20 : 262,273,011.96 = 103,132,779.20 : x
  2. Step 2: Convert to fraction form
    190,052,907.20/262,273,011.96 = 103,132,779.20/x
  3. Step 3: Cross multiply
    190,052,907.20x = 262,273,011.96 × 103,132,779.20
  4. Step 4: Simplify right side
    190,052,907.20x = 27,048,944,632,589,640
  5. Step 5: Solve for x
    x = 27,048,944,632,589,640/190,052,907.20
  6. Step 6: Final answer
    x = 142,323,235.31

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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.