Finding the Fourth Proportional to 1,649,273,248.58, 2,273,860,810.94 and 1,068,215,593.68
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Solution
The fourth proportional to 1,649,273,248.58, 2,273,860,810.94 and 1,068,215,593.68 is: 1,472,753,880.05
Step by Step Solution
- Step 1: Write the proportion equation
1,649,273,248.58 : 2,273,860,810.94 = 1,068,215,593.68 : x - Step 2: Convert to fraction form
1,649,273,248.58/2,273,860,810.94 = 1,068,215,593.68/x - Step 3: Cross multiply
1,649,273,248.58x = 2,273,860,810.94 × 1,068,215,593.68 - Step 4: Simplify right side
1,649,273,248.58x = 2,428,973,576,098,616,832 - Step 5: Solve for x
x = 2,428,973,576,098,616,832/1,649,273,248.58 - Step 6: Final answer
x = 1,472,753,880.05
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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.