Home / 186,672,675.51-257,608,306.41-103,040,825.94

Finding the Fourth Proportional to 186,672,675.51, 257,608,306.41 and 103,040,825.94

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Solution

The fourth proportional to 186,672,675.51, 257,608,306.41 and 103,040,825.94 is: 142,196,347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,672,675.51 : 257,608,306.41 = 103,040,825.94 : x
  2. Step 2: Convert to fraction form
    186,672,675.51/257,608,306.41 = 103,040,825.94/x
  3. Step 3: Cross multiply
    186,672,675.51x = 257,608,306.41 × 103,040,825.94
  4. Step 4: Simplify right side
    186,672,675.51x = 26,544,172,661,490,996
  5. Step 5: Solve for x
    x = 26,544,172,661,490,996/186,672,675.51
  6. Step 6: Final answer
    x = 142,196,347.64

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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.