Finding the Fourth Proportional to 79,703,425.35, 109,987,328.61 and 44,419,352.94
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Solution
The fourth proportional to 79,703,425.35, 109,987,328.61 and 44,419,352.94 is: 61,296,813.12
Step by Step Solution
- Step 1: Write the proportion equation
79,703,425.35 : 109,987,328.61 = 44,419,352.94 : x - Step 2: Convert to fraction form
79,703,425.35/109,987,328.61 = 44,419,352.94/x - Step 3: Cross multiply
79,703,425.35x = 109,987,328.61 × 44,419,352.94 - Step 4: Simplify right side
79,703,425.35x = 4,885,565,968,455,349 - Step 5: Solve for x
x = 4,885,565,968,455,349/79,703,425.35 - Step 6: Final answer
x = 61,296,813.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.