Home / 203,005,437.36-280,140,002.03-110,183,952.30

Finding the Fourth Proportional to 203,005,437.36, 280,140,002.03 and 110,183,952.30

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Solution

The fourth proportional to 203,005,437.36, 280,140,002.03 and 110,183,952.30 is: 152,049,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,005,437.36 : 280,140,002.03 = 110,183,952.30 : x
  2. Step 2: Convert to fraction form
    203,005,437.36/280,140,002.03 = 110,183,952.30/x
  3. Step 3: Cross multiply
    203,005,437.36x = 280,140,002.03 × 110,183,952.30
  4. Step 4: Simplify right side
    203,005,437.36x = 30,866,932,619,807,168
  5. Step 5: Solve for x
    x = 30,866,932,619,807,168/203,005,437.36
  6. Step 6: Final answer
    x = 152,049,782.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.