Home / 236,406,154.43-354,220,128.27-80,874,940.28

Finding the Fourth Proportional to 236,406,154.43, 354,220,128.27 and 80,874,940.28

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Solution

The fourth proportional to 236,406,154.43, 354,220,128.27 and 80,874,940.28 is: 121,179,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,406,154.43 : 354,220,128.27 = 80,874,940.28 : x
  2. Step 2: Convert to fraction form
    236,406,154.43/354,220,128.27 = 80,874,940.28/x
  3. Step 3: Cross multiply
    236,406,154.43x = 354,220,128.27 × 80,874,940.28
  4. Step 4: Simplify right side
    236,406,154.43x = 28,647,531,718,039,088
  5. Step 5: Solve for x
    x = 28,647,531,718,039,088/236,406,154.43
  6. Step 6: Final answer
    x = 121,179,297.50

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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.