Home / 306,886,403.57-460,620,633.31-189,948,032.51

Finding the Fourth Proportional to 306,886,403.57, 460,620,633.31 and 189,948,032.51

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Solution

The fourth proportional to 306,886,403.57, 460,620,633.31 and 189,948,032.51 is: 285,102,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,886,403.57 : 460,620,633.31 = 189,948,032.51 : x
  2. Step 2: Convert to fraction form
    306,886,403.57/460,620,633.31 = 189,948,032.51/x
  3. Step 3: Cross multiply
    306,886,403.57x = 460,620,633.31 × 189,948,032.51
  4. Step 4: Simplify right side
    306,886,403.57x = 87,493,983,029,338,816
  5. Step 5: Solve for x
    x = 87,493,983,029,338,816/306,886,403.57
  6. Step 6: Final answer
    x = 285,102,181.18

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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.