Home / 213,471,235.02-294,590,556.27-115,686,091.02

Finding the Fourth Proportional to 213,471,235.02, 294,590,556.27 and 115,686,091.02

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Solution

The fourth proportional to 213,471,235.02, 294,590,556.27 and 115,686,091.02 is: 159,646,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,471,235.02 : 294,590,556.27 = 115,686,091.02 : x
  2. Step 2: Convert to fraction form
    213,471,235.02/294,590,556.27 = 115,686,091.02/x
  3. Step 3: Cross multiply
    213,471,235.02x = 294,590,556.27 × 115,686,091.02
  4. Step 4: Simplify right side
    213,471,235.02x = 34,080,029,906,283,648
  5. Step 5: Solve for x
    x = 34,080,029,906,283,648/213,471,235.02
  6. Step 6: Final answer
    x = 159,646,942.14

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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.