Home / 358,882,118.03-495,245,078.69-197,952,478.89

Finding the Fourth Proportional to 358,882,118.03, 495,245,078.69 and 197,952,478.89

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Solution

The fourth proportional to 358,882,118.03, 495,245,078.69 and 197,952,478.89 is: 273,167,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,882,118.03 : 495,245,078.69 = 197,952,478.89 : x
  2. Step 2: Convert to fraction form
    358,882,118.03/495,245,078.69 = 197,952,478.89/x
  3. Step 3: Cross multiply
    358,882,118.03x = 495,245,078.69 × 197,952,478.89
  4. Step 4: Simplify right side
    358,882,118.03x = 98,034,990,984,758,608
  5. Step 5: Solve for x
    x = 98,034,990,984,758,608/358,882,118.03
  6. Step 6: Final answer
    x = 273,167,667.21

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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.