Home / 188,613,443.20-282,920,164.80-165,938,627.20

Finding the Fourth Proportional to 188,613,443.20, 282,920,164.80 and 165,938,627.20

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Solution

The fourth proportional to 188,613,443.20, 282,920,164.80 and 165,938,627.20 is: 248,907,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,613,443.20 : 282,920,164.80 = 165,938,627.20 : x
  2. Step 2: Convert to fraction form
    188,613,443.20/282,920,164.80 = 165,938,627.20/x
  3. Step 3: Cross multiply
    188,613,443.20x = 282,920,164.80 × 165,938,627.20
  4. Step 4: Simplify right side
    188,613,443.20x = 46,947,383,754,109,760
  5. Step 5: Solve for x
    x = 46,947,383,754,109,760/188,613,443.20
  6. Step 6: Final answer
    x = 248,907,940.80

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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.