Finding the Fourth Proportional to 79,628,897.88, 109,891,288.37 and 44,346,702.79
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Solution
The fourth proportional to 79,628,897.88, 109,891,288.37 and 44,346,702.79 is: 61,200,348.55
Step by Step Solution
- Step 1: Write the proportion equation
79,628,897.88 : 109,891,288.37 = 44,346,702.79 : x - Step 2: Convert to fraction form
79,628,897.88/109,891,288.37 = 44,346,702.79/x - Step 3: Cross multiply
79,628,897.88x = 109,891,288.37 × 44,346,702.79 - Step 4: Simplify right side
79,628,897.88x = 4,873,316,304,802,804 - Step 5: Solve for x
x = 4,873,316,304,802,804/79,628,897.88 - Step 6: Final answer
x = 61,200,348.55
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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.