Finding the Fourth Proportional to 3,540,303,152.53, 4,885,633,955.08 and 1,954,408,142.49
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Solution
The fourth proportional to 3,540,303,152.53, 4,885,633,955.08 and 1,954,408,142.49 is: 2,697,091,851.08
Step by Step Solution
- Step 1: Write the proportion equation
3,540,303,152.53 : 4,885,633,955.08 = 1,954,408,142.49 : x - Step 2: Convert to fraction form
3,540,303,152.53/4,885,633,955.08 = 1,954,408,142.49/x - Step 3: Cross multiply
3,540,303,152.53x = 4,885,633,955.08 × 1,954,408,142.49 - Step 4: Simplify right side
3,540,303,152.53x = 9,548,522,783,018,145,792 - Step 5: Solve for x
x = 9,548,522,783,018,145,792/3,540,303,152.53 - Step 6: Final answer
x = 2,697,091,851.08
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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.