Home / 213,471,250.52-294,590,577.72-115,686,106.52

Finding the Fourth Proportional to 213,471,250.52, 294,590,577.72 and 115,686,106.52

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Solution

The fourth proportional to 213,471,250.52, 294,590,577.72 and 115,686,106.52 is: 159,646,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,471,250.52 : 294,590,577.72 = 115,686,106.52 : x
  2. Step 2: Convert to fraction form
    213,471,250.52/294,590,577.72 = 115,686,106.52/x
  3. Step 3: Cross multiply
    213,471,250.52x = 294,590,577.72 × 115,686,106.52
  4. Step 4: Simplify right side
    213,471,250.52x = 34,080,036,953,904,260
  5. Step 5: Solve for x
    x = 34,080,036,953,904,260/213,471,250.52
  6. Step 6: Final answer
    x = 159,646,963.56

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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.