Home / 145,667,764.08-201,019,168.26-79,586,843.04

Finding the Fourth Proportional to 145,667,764.08, 201,019,168.26 and 79,586,843.04

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Solution

The fourth proportional to 145,667,764.08, 201,019,168.26 and 79,586,843.04 is: 109,828,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,667,764.08 : 201,019,168.26 = 79,586,843.04 : x
  2. Step 2: Convert to fraction form
    145,667,764.08/201,019,168.26 = 79,586,843.04/x
  3. Step 3: Cross multiply
    145,667,764.08x = 201,019,168.26 × 79,586,843.04
  4. Step 4: Simplify right side
    145,667,764.08x = 15,998,480,992,339,970
  5. Step 5: Solve for x
    x = 15,998,480,992,339,970/145,667,764.08
  6. Step 6: Final answer
    x = 109,828,561.54

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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.