Home / 108,876,135.40-163,314,203.10-98,798,439.40

Finding the Fourth Proportional to 108,876,135.40, 163,314,203.10 and 98,798,439.40

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Solution

The fourth proportional to 108,876,135.40, 163,314,203.10 and 98,798,439.40 is: 148,197,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,135.40 : 163,314,203.10 = 98,798,439.40 : x
  2. Step 2: Convert to fraction form
    108,876,135.40/163,314,203.10 = 98,798,439.40/x
  3. Step 3: Cross multiply
    108,876,135.40x = 163,314,203.10 × 98,798,439.40
  4. Step 4: Simplify right side
    108,876,135.40x = 16,135,188,398,134,642
  5. Step 5: Solve for x
    x = 16,135,188,398,134,642/108,876,135.40
  6. Step 6: Final answer
    x = 148,197,659.10

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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.