Home / 203,005,435.44-280,139,999.37-110,183,950.38

Finding the Fourth Proportional to 203,005,435.44, 280,139,999.37 and 110,183,950.38

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Solution

The fourth proportional to 203,005,435.44, 280,139,999.37 and 110,183,950.38 is: 152,049,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,005,435.44 : 280,139,999.37 = 110,183,950.38 : x
  2. Step 2: Convert to fraction form
    203,005,435.44/280,139,999.37 = 110,183,950.38/x
  3. Step 3: Cross multiply
    203,005,435.44x = 280,139,999.37 × 110,183,950.38
  4. Step 4: Simplify right side
    203,005,435.44x = 30,866,931,790,037,312
  5. Step 5: Solve for x
    x = 30,866,931,790,037,312/203,005,435.44
  6. Step 6: Final answer
    x = 152,049,779.96

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1.5x scale

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.