Home / 165,640,007.20-248,460,010.80-44,483,706.40

Finding the Fourth Proportional to 165,640,007.20, 248,460,010.80 and 44,483,706.40

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Solution

The fourth proportional to 165,640,007.20, 248,460,010.80 and 44,483,706.40 is: 66,725,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,640,007.20 : 248,460,010.80 = 44,483,706.40 : x
  2. Step 2: Convert to fraction form
    165,640,007.20/248,460,010.80 = 44,483,706.40/x
  3. Step 3: Cross multiply
    165,640,007.20x = 248,460,010.80 × 44,483,706.40
  4. Step 4: Simplify right side
    165,640,007.20x = 11,052,422,172,568,030
  5. Step 5: Solve for x
    x = 11,052,422,172,568,030/165,640,007.20
  6. Step 6: Final answer
    x = 66,725,559.60

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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.