Home / 118,296,556.96-164,084,427.52-115,150,426.24

Finding the Fourth Proportional to 118,296,556.96, 164,084,427.52 and 115,150,426.24

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Solution

The fourth proportional to 118,296,556.96, 164,084,427.52 and 115,150,426.24 is: 159,720,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,296,556.96 : 164,084,427.52 = 115,150,426.24 : x
  2. Step 2: Convert to fraction form
    118,296,556.96/164,084,427.52 = 115,150,426.24/x
  3. Step 3: Cross multiply
    118,296,556.96x = 164,084,427.52 × 115,150,426.24
  4. Step 4: Simplify right side
    118,296,556.96x = 18,894,391,768,274,388
  5. Step 5: Solve for x
    x = 18,894,391,768,274,388/118,296,556.96
  6. Step 6: Final answer
    x = 159,720,555.30

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.