Home / 108,867,620.20-163,301,430.30-28,088,588.20

Finding the Fourth Proportional to 108,867,620.20, 163,301,430.30 and 28,088,588.20

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Solution

The fourth proportional to 108,867,620.20, 163,301,430.30 and 28,088,588.20 is: 42,132,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,620.20 : 163,301,430.30 = 28,088,588.20 : x
  2. Step 2: Convert to fraction form
    108,867,620.20/163,301,430.30 = 28,088,588.20/x
  3. Step 3: Cross multiply
    108,867,620.20x = 163,301,430.30 × 28,088,588.20
  4. Step 4: Simplify right side
    108,867,620.20x = 4,586,906,628,167,703
  5. Step 5: Solve for x
    x = 4,586,906,628,167,703/108,867,620.20
  6. Step 6: Final answer
    x = 42,132,882.30

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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.