Home / 120,295,529.60-180,463,665.44-41,490,638.76

Finding the Fourth Proportional to 120,295,529.60, 180,463,665.44 and 41,490,638.76

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Solution

The fourth proportional to 120,295,529.60, 180,463,665.44 and 41,490,638.76 is: 62,242,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,295,529.60 : 180,463,665.44 = 41,490,638.76 : x
  2. Step 2: Convert to fraction form
    120,295,529.60/180,463,665.44 = 41,490,638.76/x
  3. Step 3: Cross multiply
    120,295,529.60x = 180,463,665.44 × 41,490,638.76
  4. Step 4: Simplify right side
    120,295,529.60x = 7,487,552,751,608,716
  5. Step 5: Solve for x
    x = 7,487,552,751,608,716/120,295,529.60
  6. Step 6: Final answer
    x = 62,242,984.23

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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.