Home / 200,921,569.70-301,382,354.55-143,100,788.90

Finding the Fourth Proportional to 200,921,569.70, 301,382,354.55 and 143,100,788.90

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Solution

The fourth proportional to 200,921,569.70, 301,382,354.55 and 143,100,788.90 is: 214,651,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,921,569.70 : 301,382,354.55 = 143,100,788.90 : x
  2. Step 2: Convert to fraction form
    200,921,569.70/301,382,354.55 = 143,100,788.90/x
  3. Step 3: Cross multiply
    200,921,569.70x = 301,382,354.55 × 143,100,788.90
  4. Step 4: Simplify right side
    200,921,569.70x = 43,128,052,696,644,504
  5. Step 5: Solve for x
    x = 43,128,052,696,644,504/200,921,569.70
  6. Step 6: Final answer
    x = 214,651,183.35

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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.