Home / 201,527,527.55-278,077,992.59-113,416,270.48

Finding the Fourth Proportional to 201,527,527.55, 278,077,992.59 and 113,416,270.48

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Solution

The fourth proportional to 201,527,527.55, 278,077,992.59 and 113,416,270.48 is: 156,497,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,527,527.55 : 278,077,992.59 = 113,416,270.48 : x
  2. Step 2: Convert to fraction form
    201,527,527.55/278,077,992.59 = 113,416,270.48/x
  3. Step 3: Cross multiply
    201,527,527.55x = 278,077,992.59 × 113,416,270.48
  4. Step 4: Simplify right side
    201,527,527.55x = 31,538,568,820,165,400
  5. Step 5: Solve for x
    x = 31,538,568,820,165,400/201,527,527.55
  6. Step 6: Final answer
    x = 156,497,572.33

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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.