Home / 849,208,540.41-1,171,945,493.15-477,954,617.85

Finding the Fourth Proportional to 849,208,540.41, 1,171,945,493.15 and 477,954,617.85

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Solution

The fourth proportional to 849,208,540.41, 1,171,945,493.15 and 477,954,617.85 is: 659,598,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,208,540.41 : 1,171,945,493.15 = 477,954,617.85 : x
  2. Step 2: Convert to fraction form
    849,208,540.41/1,171,945,493.15 = 477,954,617.85/x
  3. Step 3: Cross multiply
    849,208,540.41x = 1,171,945,493.15 × 477,954,617.85
  4. Step 4: Simplify right side
    849,208,540.41x = 560,136,760,317,148,288
  5. Step 5: Solve for x
    x = 560,136,760,317,148,288/849,208,540.41
  6. Step 6: Final answer
    x = 659,598,595.24

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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.