Home / 198,707,019.76-274,168,779.96-167,037,595.59

Finding the Fourth Proportional to 198,707,019.76, 274,168,779.96 and 167,037,595.59

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Solution

The fourth proportional to 198,707,019.76, 274,168,779.96 and 167,037,595.59 is: 230,472,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,707,019.76 : 274,168,779.96 = 167,037,595.59 : x
  2. Step 2: Convert to fraction form
    198,707,019.76/274,168,779.96 = 167,037,595.59/x
  3. Step 3: Cross multiply
    198,707,019.76x = 274,168,779.96 × 167,037,595.59
  4. Step 4: Simplify right side
    198,707,019.76x = 45,796,493,790,362,176
  5. Step 5: Solve for x
    x = 45,796,493,790,362,176/198,707,019.76
  6. Step 6: Final answer
    x = 230,472,450.57

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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.