Home / 190,132,895.34-262,384,936.38-105,361,430.27

Finding the Fourth Proportional to 190,132,895.34, 262,384,936.38 and 105,361,430.27

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Solution

The fourth proportional to 190,132,895.34, 262,384,936.38 and 105,361,430.27 is: 145,399,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,132,895.34 : 262,384,936.38 = 105,361,430.27 : x
  2. Step 2: Convert to fraction form
    190,132,895.34/262,384,936.38 = 105,361,430.27/x
  3. Step 3: Cross multiply
    190,132,895.34x = 262,384,936.38 × 105,361,430.27
  4. Step 4: Simplify right side
    190,132,895.34x = 27,645,252,176,987,832
  5. Step 5: Solve for x
    x = 27,645,252,176,987,832/190,132,895.34
  6. Step 6: Final answer
    x = 145,399,627.60

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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.