Home / 303,696,010.65-455,544,015.98-139,933,450.65

Finding the Fourth Proportional to 303,696,010.65, 455,544,015.98 and 139,933,450.65

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Solution

The fourth proportional to 303,696,010.65, 455,544,015.98 and 139,933,450.65 is: 209,900,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,696,010.65 : 455,544,015.98 = 139,933,450.65 : x
  2. Step 2: Convert to fraction form
    303,696,010.65/455,544,015.98 = 139,933,450.65/x
  3. Step 3: Cross multiply
    303,696,010.65x = 455,544,015.98 × 139,933,450.65
  4. Step 4: Simplify right side
    303,696,010.65x = 63,745,846,078,340,480
  5. Step 5: Solve for x
    x = 63,745,846,078,340,480/303,696,010.65
  6. Step 6: Final answer
    x = 209,900,175.98

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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.