Home / 177,147,189.70-265,720,784.55-170,690,181.55

Finding the Fourth Proportional to 177,147,189.70, 265,720,784.55 and 170,690,181.55

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Solution

The fourth proportional to 177,147,189.70, 265,720,784.55 and 170,690,181.55 is: 256,035,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,189.70 : 265,720,784.55 = 170,690,181.55 : x
  2. Step 2: Convert to fraction form
    177,147,189.70/265,720,784.55 = 170,690,181.55/x
  3. Step 3: Cross multiply
    177,147,189.70x = 265,720,784.55 × 170,690,181.55
  4. Step 4: Simplify right side
    177,147,189.70x = 45,355,928,956,447,944
  5. Step 5: Solve for x
    x = 45,355,928,956,447,944/177,147,189.70
  6. Step 6: Final answer
    x = 256,035,272.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.