Home / 108,810,191.20-163,215,286.80-94,638,431.20

Finding the Fourth Proportional to 108,810,191.20, 163,215,286.80 and 94,638,431.20

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Solution

The fourth proportional to 108,810,191.20, 163,215,286.80 and 94,638,431.20 is: 141,957,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,810,191.20 : 163,215,286.80 = 94,638,431.20 : x
  2. Step 2: Convert to fraction form
    108,810,191.20/163,215,286.80 = 94,638,431.20/x
  3. Step 3: Cross multiply
    108,810,191.20x = 163,215,286.80 × 94,638,431.20
  4. Step 4: Simplify right side
    108,810,191.20x = 15,446,438,690,610,070
  5. Step 5: Solve for x
    x = 15,446,438,690,610,070/108,810,191.20
  6. Step 6: Final answer
    x = 141,957,646.80

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1.5x scale

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.