Home / 203,472,002.90-305,208,004.35-195,535,817.30

Finding the Fourth Proportional to 203,472,002.90, 305,208,004.35 and 195,535,817.30

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Solution

The fourth proportional to 203,472,002.90, 305,208,004.35 and 195,535,817.30 is: 293,303,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,472,002.90 : 305,208,004.35 = 195,535,817.30 : x
  2. Step 2: Convert to fraction form
    203,472,002.90/305,208,004.35 = 195,535,817.30/x
  3. Step 3: Cross multiply
    203,472,002.90x = 305,208,004.35 × 195,535,817.30
  4. Step 4: Simplify right side
    203,472,002.90x = 59,679,096,577,079,216
  5. Step 5: Solve for x
    x = 59,679,096,577,079,216/203,472,002.90
  6. Step 6: Final answer
    x = 293,303,725.95

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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.