Home / 131,147,107.75-196,730,109.47-50,368,075.75

Finding the Fourth Proportional to 131,147,107.75, 196,730,109.47 and 50,368,075.75

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Solution

The fourth proportional to 131,147,107.75, 196,730,109.47 and 50,368,075.75 is: 75,555,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,147,107.75 : 196,730,109.47 = 50,368,075.75 : x
  2. Step 2: Convert to fraction form
    131,147,107.75/196,730,109.47 = 50,368,075.75/x
  3. Step 3: Cross multiply
    131,147,107.75x = 196,730,109.47 × 50,368,075.75
  4. Step 4: Simplify right side
    131,147,107.75x = 9,908,917,056,090,752
  5. Step 5: Solve for x
    x = 9,908,917,056,090,752/131,147,107.75
  6. Step 6: Final answer
    x = 75,555,742.14

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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.