Home / 186,892,067.88-257,909,537.16-103,259,934

Finding the Fourth Proportional to 186,892,067.88, 257,909,537.16 and 103,259,934

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Solution

The fourth proportional to 186,892,067.88, 257,909,537.16 and 103,259,934 is: 142,497,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,892,067.88 : 257,909,537.16 = 103,259,934 : x
  2. Step 2: Convert to fraction form
    186,892,067.88/257,909,537.16 = 103,259,934/x
  3. Step 3: Cross multiply
    186,892,067.88x = 257,909,537.16 × 103,259,934
  4. Step 4: Simplify right side
    186,892,067.88x = 26,631,721,785,112,148
  5. Step 5: Solve for x
    x = 26,631,721,785,112,148/186,892,067.88
  6. Step 6: Final answer
    x = 142,497,871.03

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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.