Finding the Fourth Proportional to 1,954,524,516.90, 2,697,224,829.75 and 1,454,967,294.18
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Solution
The fourth proportional to 1,954,524,516.90, 2,697,224,829.75 and 1,454,967,294.18 is: 2,007,840,719.52
Step by Step Solution
- Step 1: Write the proportion equation
1,954,524,516.90 : 2,697,224,829.75 = 1,454,967,294.18 : x - Step 2: Convert to fraction form
1,954,524,516.90/2,697,224,829.75 = 1,454,967,294.18/x - Step 3: Cross multiply
1,954,524,516.90x = 2,697,224,829.75 × 1,454,967,294.18 - Step 4: Simplify right side
1,954,524,516.90x = 3,924,373,912,336,468,992 - Step 5: Solve for x
x = 3,924,373,912,336,468,992/1,954,524,516.90 - Step 6: Final answer
x = 2,007,840,719.52
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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.