Home / 207,079,160.88-285,775,223.40-114,265,645.68

Finding the Fourth Proportional to 207,079,160.88, 285,775,223.40 and 114,265,645.68

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Solution

The fourth proportional to 207,079,160.88, 285,775,223.40 and 114,265,645.68 is: 157,689,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,079,160.88 : 285,775,223.40 = 114,265,645.68 : x
  2. Step 2: Convert to fraction form
    207,079,160.88/285,775,223.40 = 114,265,645.68/x
  3. Step 3: Cross multiply
    207,079,160.88x = 285,775,223.40 × 114,265,645.68
  4. Step 4: Simplify right side
    207,079,160.88x = 32,654,290,421,147,244
  5. Step 5: Solve for x
    x = 32,654,290,421,147,244/207,079,160.88
  6. Step 6: Final answer
    x = 157,689,891.55

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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.