Home / 190,052,860.70-262,272,947.67-103,132,732.70

Finding the Fourth Proportional to 190,052,860.70, 262,272,947.67 and 103,132,732.70

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Solution

The fourth proportional to 190,052,860.70, 262,272,947.67 and 103,132,732.70 is: 142,323,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,860.70 : 262,272,947.67 = 103,132,732.70 : x
  2. Step 2: Convert to fraction form
    190,052,860.70/262,272,947.67 = 103,132,732.70/x
  3. Step 3: Cross multiply
    190,052,860.70x = 262,272,947.67 × 103,132,732.70
  4. Step 4: Simplify right side
    190,052,860.70x = 27,048,925,805,179,828
  5. Step 5: Solve for x
    x = 27,048,925,805,179,828/190,052,860.70
  6. Step 6: Final answer
    x = 142,323,171.07

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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.