Home / 165,574,542.47-228,482,573.31-91,230,942.66

Finding the Fourth Proportional to 165,574,542.47, 228,482,573.31 and 91,230,942.66

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Solution

The fourth proportional to 165,574,542.47, 228,482,573.31 and 91,230,942.66 is: 125,893,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,574,542.47 : 228,482,573.31 = 91,230,942.66 : x
  2. Step 2: Convert to fraction form
    165,574,542.47/228,482,573.31 = 91,230,942.66/x
  3. Step 3: Cross multiply
    165,574,542.47x = 228,482,573.31 × 91,230,942.66
  4. Step 4: Simplify right side
    165,574,542.47x = 20,844,680,544,453,856
  5. Step 5: Solve for x
    x = 20,844,680,544,453,856/165,574,542.47
  6. Step 6: Final answer
    x = 125,893,028.20

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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.