Home / 107,298,574.92-160,949,371.32-30,621,611.52

Finding the Fourth Proportional to 107,298,574.92, 160,949,371.32 and 30,621,611.52

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Solution

The fourth proportional to 107,298,574.92, 160,949,371.32 and 30,621,611.52 is: 45,932,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,298,574.92 : 160,949,371.32 = 30,621,611.52 : x
  2. Step 2: Convert to fraction form
    107,298,574.92/160,949,371.32 = 30,621,611.52/x
  3. Step 3: Cross multiply
    107,298,574.92x = 160,949,371.32 × 30,621,611.52
  4. Step 4: Simplify right side
    107,298,574.92x = 4,928,529,122,949,269
  5. Step 5: Solve for x
    x = 4,928,529,122,949,269/107,298,574.92
  6. Step 6: Final answer
    x = 45,932,847.91

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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.