Home / 769,823,999.40-1,154,735,999.10-224,620,645.80

Finding the Fourth Proportional to 769,823,999.40, 1,154,735,999.10 and 224,620,645.80

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Solution

The fourth proportional to 769,823,999.40, 1,154,735,999.10 and 224,620,645.80 is: 336,930,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,823,999.40 : 1,154,735,999.10 = 224,620,645.80 : x
  2. Step 2: Convert to fraction form
    769,823,999.40/1,154,735,999.10 = 224,620,645.80/x
  3. Step 3: Cross multiply
    769,823,999.40x = 1,154,735,999.10 × 224,620,645.80
  4. Step 4: Simplify right side
    769,823,999.40x = 259,377,545,846,350,208
  5. Step 5: Solve for x
    x = 259,377,545,846,350,208/769,823,999.40
  6. Step 6: Final answer
    x = 336,930,968.70

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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.