Home / 162,012,568.37-243,033,618.44-52,809,709.73

Finding the Fourth Proportional to 162,012,568.37, 243,033,618.44 and 52,809,709.73

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Solution

The fourth proportional to 162,012,568.37, 243,033,618.44 and 52,809,709.73 is: 79,219,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,012,568.37 : 243,033,618.44 = 52,809,709.73 : x
  2. Step 2: Convert to fraction form
    162,012,568.37/243,033,618.44 = 52,809,709.73/x
  3. Step 3: Cross multiply
    162,012,568.37x = 243,033,618.44 × 52,809,709.73
  4. Step 4: Simplify right side
    162,012,568.37x = 12,834,534,843,364,832
  5. Step 5: Solve for x
    x = 12,834,534,843,364,832/162,012,568.37
  6. Step 6: Final answer
    x = 79,219,377.69

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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.