Home / 192,458,109.60-288,687,164.40-140,802,044.40

Finding the Fourth Proportional to 192,458,109.60, 288,687,164.40 and 140,802,044.40

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Solution

The fourth proportional to 192,458,109.60, 288,687,164.40 and 140,802,044.40 is: 211,203,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,458,109.60 : 288,687,164.40 = 140,802,044.40 : x
  2. Step 2: Convert to fraction form
    192,458,109.60/288,687,164.40 = 140,802,044.40/x
  3. Step 3: Cross multiply
    192,458,109.60x = 288,687,164.40 × 140,802,044.40
  4. Step 4: Simplify right side
    192,458,109.60x = 40,647,742,939,558,896
  5. Step 5: Solve for x
    x = 40,647,742,939,558,896/192,458,109.60
  6. Step 6: Final answer
    x = 211,203,066.60

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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.