Finding the Fourth Proportional to 79,860,469, 110,207,447.40 and 43,191,040
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Solution
The fourth proportional to 79,860,469, 110,207,447.40 and 43,191,040 is: 59,603,635.30
Step by Step Solution
- Step 1: Write the proportion equation
79,860,469 : 110,207,447.40 = 43,191,040 : x - Step 2: Convert to fraction form
79,860,469/110,207,447.40 = 43,191,040/x - Step 3: Cross multiply
79,860,469x = 110,207,447.40 × 43,191,040 - Step 4: Simplify right side
79,860,469x = 4,759,974,268,951,296 - Step 5: Solve for x
x = 4,759,974,268,951,296/79,860,469 - Step 6: Final answer
x = 59,603,635.30
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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.