Home / 119,794,890,579.40-179,703,382,365.64-39,121,016,777.03

Finding the Fourth Proportional to 119,794,890,579.40, 179,703,382,365.64 and 39,121,016,777.03

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Solution

The fourth proportional to 119,794,890,579.40, 179,703,382,365.64 and 39,121,016,777.03 is: 58,685,132,582.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,794,890,579.40 : 179,703,382,365.64 = 39,121,016,777.03 : x
  2. Step 2: Convert to fraction form
    119,794,890,579.40/179,703,382,365.64 = 39,121,016,777.03/x
  3. Step 3: Cross multiply
    119,794,890,579.40x = 179,703,382,365.64 × 39,121,016,777.03
  4. Step 4: Simplify right side
    119,794,890,579.40x = 7,030,179,036,414,342,070,272
  5. Step 5: Solve for x
    x = 7,030,179,036,414,342,070,272/119,794,890,579.40
  6. Step 6: Final answer
    x = 58,685,132,582.97

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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.