Home / 165,981,693.20-248,804,578.20-97,789,283.60

Finding the Fourth Proportional to 165,981,693.20, 248,804,578.20 and 97,789,283.60

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Solution

The fourth proportional to 165,981,693.20, 248,804,578.20 and 97,789,283.60 is: 146,584,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,981,693.20 : 248,804,578.20 = 97,789,283.60 : x
  2. Step 2: Convert to fraction form
    165,981,693.20/248,804,578.20 = 97,789,283.60/x
  3. Step 3: Cross multiply
    165,981,693.20x = 248,804,578.20 × 97,789,283.60
  4. Step 4: Simplify right side
    165,981,693.20x = 24,330,421,458,578,176
  5. Step 5: Solve for x
    x = 24,330,421,458,578,176/165,981,693.20
  6. Step 6: Final answer
    x = 146,584,969.64

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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.