Home / 149,562,882.54-206,431,215.26-87,703,150.14

Finding the Fourth Proportional to 149,562,882.54, 206,431,215.26 and 87,703,150.14

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Solution

The fourth proportional to 149,562,882.54, 206,431,215.26 and 87,703,150.14 is: 121,050,541.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,562,882.54 : 206,431,215.26 = 87,703,150.14 : x
  2. Step 2: Convert to fraction form
    149,562,882.54/206,431,215.26 = 87,703,150.14/x
  3. Step 3: Cross multiply
    149,562,882.54x = 206,431,215.26 × 87,703,150.14
  4. Step 4: Simplify right side
    149,562,882.54x = 18,104,667,865,091,924
  5. Step 5: Solve for x
    x = 18,104,667,865,091,924/149,562,882.54
  6. Step 6: Final answer
    x = 121,050,541.13

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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.