Home / 108,876,668.40-163,315,002.60-98,798,972.40

Finding the Fourth Proportional to 108,876,668.40, 163,315,002.60 and 98,798,972.40

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Solution

The fourth proportional to 108,876,668.40, 163,315,002.60 and 98,798,972.40 is: 148,198,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,668.40 : 163,315,002.60 = 98,798,972.40 : x
  2. Step 2: Convert to fraction form
    108,876,668.40/163,315,002.60 = 98,798,972.40/x
  3. Step 3: Cross multiply
    108,876,668.40x = 163,315,002.60 × 98,798,972.40
  4. Step 4: Simplify right side
    108,876,668.40x = 16,135,354,434,383,328
  5. Step 5: Solve for x
    x = 16,135,354,434,383,328/108,876,668.40
  6. Step 6: Final answer
    x = 148,198,458.60

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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.