Home / 108,876,803.40-163,315,205.10-98,799,107.40

Finding the Fourth Proportional to 108,876,803.40, 163,315,205.10 and 98,799,107.40

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Solution

The fourth proportional to 108,876,803.40, 163,315,205.10 and 98,799,107.40 is: 148,198,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,803.40 : 163,315,205.10 = 98,799,107.40 : x
  2. Step 2: Convert to fraction form
    108,876,803.40/163,315,205.10 = 98,799,107.40/x
  3. Step 3: Cross multiply
    108,876,803.40x = 163,315,205.10 × 98,799,107.40
  4. Step 4: Simplify right side
    108,876,803.40x = 16,135,396,488,727,928
  5. Step 5: Solve for x
    x = 16,135,396,488,727,928/108,876,803.40
  6. Step 6: Final answer
    x = 148,198,661.10

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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.