Home / 190,052,992.59-262,273,129.83-103,132,864.59

Finding the Fourth Proportional to 190,052,992.59, 262,273,129.83 and 103,132,864.59

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Solution

The fourth proportional to 190,052,992.59, 262,273,129.83 and 103,132,864.59 is: 142,323,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,992.59 : 262,273,129.83 = 103,132,864.59 : x
  2. Step 2: Convert to fraction form
    190,052,992.59/262,273,129.83 = 103,132,864.59/x
  3. Step 3: Cross multiply
    190,052,992.59x = 262,273,129.83 × 103,132,864.59
  4. Step 4: Simplify right side
    190,052,992.59x = 27,048,979,184,352,884
  5. Step 5: Solve for x
    x = 27,048,979,184,352,884/190,052,992.59
  6. Step 6: Final answer
    x = 142,323,353.16

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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.