Home / 351,759,054.78-527,100,516.98-188,020,114.38

Finding the Fourth Proportional to 351,759,054.78, 527,100,516.98 and 188,020,114.38

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Solution

The fourth proportional to 351,759,054.78, 527,100,516.98 and 188,020,114.38 is: 281,742,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,759,054.78 : 527,100,516.98 = 188,020,114.38 : x
  2. Step 2: Convert to fraction form
    351,759,054.78/527,100,516.98 = 188,020,114.38/x
  3. Step 3: Cross multiply
    351,759,054.78x = 527,100,516.98 × 188,020,114.38
  4. Step 4: Simplify right side
    351,759,054.78x = 99,105,499,491,396,640
  5. Step 5: Solve for x
    x = 99,105,499,491,396,640/351,759,054.78
  6. Step 6: Final answer
    x = 281,742,568.23

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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.