Finding the Fourth Proportional to 79,860,460, 110,207,434.98 and 43,191,031
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Solution
The fourth proportional to 79,860,460, 110,207,434.98 and 43,191,031 is: 59,603,622.88
Step by Step Solution
- Step 1: Write the proportion equation
79,860,460 : 110,207,434.98 = 43,191,031 : x - Step 2: Convert to fraction form
79,860,460/110,207,434.98 = 43,191,031/x - Step 3: Cross multiply
79,860,460x = 110,207,434.98 × 43,191,031 - Step 4: Simplify right side
79,860,460x = 4,759,972,740,651,665 - Step 5: Solve for x
x = 4,759,972,740,651,665/79,860,460 - Step 6: Final answer
x = 59,603,622.88
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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.