Home / 108,694,549.08-149,999,667.12-59,135,204.52

Finding the Fourth Proportional to 108,694,549.08, 149,999,667.12 and 59,135,204.52

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Solution

The fourth proportional to 108,694,549.08, 149,999,667.12 and 59,135,204.52 is: 81,607,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,694,549.08 : 149,999,667.12 = 59,135,204.52 : x
  2. Step 2: Convert to fraction form
    108,694,549.08/149,999,667.12 = 59,135,204.52/x
  3. Step 3: Cross multiply
    108,694,549.08x = 149,999,667.12 × 59,135,204.52
  4. Step 4: Simplify right side
    108,694,549.08x = 8,870,260,993,073,120
  5. Step 5: Solve for x
    x = 8,870,260,993,073,120/108,694,549.08
  6. Step 6: Final answer
    x = 81,607,229.32

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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.