Finding the Fourth Proportional to 134,579,006,486.53, 201,868,851,637.16 and 54,990,556,278.12
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Solution
The fourth proportional to 134,579,006,486.53, 201,868,851,637.16 and 54,990,556,278.12 is: 82,485,974,124.53
Step by Step Solution
- Step 1: Write the proportion equation
134,579,006,486.53 : 201,868,851,637.16 = 54,990,556,278.12 : x - Step 2: Convert to fraction form
134,579,006,486.53/201,868,851,637.16 = 54,990,556,278.12/x - Step 3: Cross multiply
134,579,006,486.53x = 201,868,851,637.16 × 54,990,556,278.12 - Step 4: Simplify right side
134,579,006,486.53x = 11,100,880,446,752,703,905,792 - Step 5: Solve for x
x = 11,100,880,446,752,703,905,792/134,579,006,486.53 - Step 6: Final answer
x = 82,485,974,124.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.