Home / 135,617,625.60-203,417,107.20-43,500,019.20

Finding the Fourth Proportional to 135,617,625.60, 203,417,107.20 and 43,500,019.20

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Solution

The fourth proportional to 135,617,625.60, 203,417,107.20 and 43,500,019.20 is: 65,247,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,617,625.60 : 203,417,107.20 = 43,500,019.20 : x
  2. Step 2: Convert to fraction form
    135,617,625.60/203,417,107.20 = 43,500,019.20/x
  3. Step 3: Cross multiply
    135,617,625.60x = 203,417,107.20 × 43,500,019.20
  4. Step 4: Simplify right side
    135,617,625.60x = 8,848,648,068,808,458
  5. Step 5: Solve for x
    x = 8,848,648,068,808,458/135,617,625.60
  6. Step 6: Final answer
    x = 65,247,035.77

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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.