Home / 776,614,084.30-1,164,925,481.69-259,043,103.91

Finding the Fourth Proportional to 776,614,084.30, 1,164,925,481.69 and 259,043,103.91

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Solution

The fourth proportional to 776,614,084.30, 1,164,925,481.69 and 259,043,103.91 is: 388,566,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,614,084.30 : 1,164,925,481.69 = 259,043,103.91 : x
  2. Step 2: Convert to fraction form
    776,614,084.30/1,164,925,481.69 = 259,043,103.91/x
  3. Step 3: Cross multiply
    776,614,084.30x = 1,164,925,481.69 × 259,043,103.91
  4. Step 4: Simplify right side
    776,614,084.30x = 301,765,912,599,534,208
  5. Step 5: Solve for x
    x = 301,765,912,599,534,208/776,614,084.30
  6. Step 6: Final answer
    x = 388,566,108.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.