Finding the Fourth Proportional to 341,657,862.09, 512,574,185.67 and 99,320,766.09
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Solution
The fourth proportional to 341,657,862.09, 512,574,185.67 and 99,320,766.09 is: 149,006,554.36
Step by Step Solution
- Step 1: Write the proportion equation
341,657,862.09 : 512,574,185.67 = 99,320,766.09 : x - Step 2: Convert to fraction form
341,657,862.09/512,574,185.67 = 99,320,766.09/x - Step 3: Cross multiply
341,657,862.09x = 512,574,185.67 × 99,320,766.09 - Step 4: Simplify right side
341,657,862.09x = 50,909,260,798,702,304 - Step 5: Solve for x
x = 50,909,260,798,702,304/341,657,862.09 - Step 6: Final answer
x = 149,006,554.36
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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.