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Finding the Fourth Proportional to 325,804,219.70, 488,706,329.55 and 95,796,554.90

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Solution

The fourth proportional to 325,804,219.70, 488,706,329.55 and 95,796,554.90 is: 143,694,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,804,219.70 : 488,706,329.55 = 95,796,554.90 : x
  2. Step 2: Convert to fraction form
    325,804,219.70/488,706,329.55 = 95,796,554.90/x
  3. Step 3: Cross multiply
    325,804,219.70x = 488,706,329.55 × 95,796,554.90
  4. Step 4: Simplify right side
    325,804,219.70x = 46,816,382,728,714,072
  5. Step 5: Solve for x
    x = 46,816,382,728,714,072/325,804,219.70
  6. Step 6: Final answer
    x = 143,694,832.35

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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.