Finding the Fourth Proportional to 3,524,059,406,674, 4,863,202,215,071.90 and 1,961,492,128,252.90
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Solution
The fourth proportional to 3,524,059,406,674, 4,863,202,215,071.90 and 1,961,492,128,252.90 is: 2,706,859,267,156.51
Step by Step Solution
- Step 1: Write the proportion equation
3,524,059,406,674 : 4,863,202,215,071.90 = 1,961,492,128,252.90 : x - Step 2: Convert to fraction form
3,524,059,406,674/4,863,202,215,071.90 = 1,961,492,128,252.90/x - Step 3: Cross multiply
3,524,059,406,674x = 4,863,202,215,071.90 × 1,961,492,128,252.90 - Step 4: Simplify right side
3,524,059,406,674x = 9,539,132,862,965,598,711,185,408 - Step 5: Solve for x
x = 9,539,132,862,965,598,711,185,408/3,524,059,406,674 - Step 6: Final answer
x = 2,706,859,267,156.51
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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.