Home / 200,663,157.96-300,922,565.58-69,469,810.20

Finding the Fourth Proportional to 200,663,157.96, 300,922,565.58 and 69,469,810.20

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Solution

The fourth proportional to 200,663,157.96, 300,922,565.58 and 69,469,810.20 is: 104,179,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,663,157.96 : 300,922,565.58 = 69,469,810.20 : x
  2. Step 2: Convert to fraction form
    200,663,157.96/300,922,565.58 = 69,469,810.20/x
  3. Step 3: Cross multiply
    200,663,157.96x = 300,922,565.58 × 69,469,810.20
  4. Step 4: Simplify right side
    200,663,157.96x = 20,905,033,515,739,652
  5. Step 5: Solve for x
    x = 20,905,033,515,739,652/200,663,157.96
  6. Step 6: Final answer
    x = 104,179,729.49

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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.