Home / 165,637,194.03-228,568,928.63-91,293,663.47

Finding the Fourth Proportional to 165,637,194.03, 228,568,928.63 and 91,293,663.47

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Solution

The fourth proportional to 165,637,194.03, 228,568,928.63 and 91,293,663.47 is: 125,979,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,637,194.03 : 228,568,928.63 = 91,293,663.47 : x
  2. Step 2: Convert to fraction form
    165,637,194.03/228,568,928.63 = 91,293,663.47/x
  3. Step 3: Cross multiply
    165,637,194.03x = 228,568,928.63 × 91,293,663.47
  4. Step 4: Simplify right side
    165,637,194.03x = 20,866,894,848,446,356
  5. Step 5: Solve for x
    x = 20,866,894,848,446,356/165,637,194.03
  6. Step 6: Final answer
    x = 125,979,523.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.