Home / 108,171,408.27-149,276,675.32-58,611,742.88

Finding the Fourth Proportional to 108,171,408.27, 149,276,675.32 and 58,611,742.88

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Solution

The fourth proportional to 108,171,408.27, 149,276,675.32 and 58,611,742.88 is: 80,884,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,171,408.27 : 149,276,675.32 = 58,611,742.88 : x
  2. Step 2: Convert to fraction form
    108,171,408.27/149,276,675.32 = 58,611,742.88/x
  3. Step 3: Cross multiply
    108,171,408.27x = 149,276,675.32 × 58,611,742.88
  4. Step 4: Simplify right side
    108,171,408.27x = 8,749,366,111,524,916
  5. Step 5: Solve for x
    x = 8,749,366,111,524,916/108,171,408.27
  6. Step 6: Final answer
    x = 80,884,276.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.