Home / 108,251,754.28-149,242,905.30-85,998,577.48

Finding the Fourth Proportional to 108,251,754.28, 149,242,905.30 and 85,998,577.48

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Solution

The fourth proportional to 108,251,754.28, 149,242,905.30 and 85,998,577.48 is: 118,563,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,251,754.28 : 149,242,905.30 = 85,998,577.48 : x
  2. Step 2: Convert to fraction form
    108,251,754.28/149,242,905.30 = 85,998,577.48/x
  3. Step 3: Cross multiply
    108,251,754.28x = 149,242,905.30 × 85,998,577.48
  4. Step 4: Simplify right side
    108,251,754.28x = 12,834,677,554,782,354
  5. Step 5: Solve for x
    x = 12,834,677,554,782,354/108,251,754.28
  6. Step 6: Final answer
    x = 118,563,229.21

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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.