Home / 306,320,365.52-422,724,802.24-167,091,746.48

Finding the Fourth Proportional to 306,320,365.52, 422,724,802.24 and 167,091,746.48

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Solution

The fourth proportional to 306,320,365.52, 422,724,802.24 and 167,091,746.48 is: 230,588,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,320,365.52 : 422,724,802.24 = 167,091,746.48 : x
  2. Step 2: Convert to fraction form
    306,320,365.52/422,724,802.24 = 167,091,746.48/x
  3. Step 3: Cross multiply
    306,320,365.52x = 422,724,802.24 × 167,091,746.48
  4. Step 4: Simplify right side
    306,320,365.52x = 70,633,825,486,694,216
  5. Step 5: Solve for x
    x = 70,633,825,486,694,216/306,320,365.52
  6. Step 6: Final answer
    x = 230,588,081.75

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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.