Finding the Fourth Proportional to 79,518,202.05, 119,207,319.08 and 53,876,064.45
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Solution
The fourth proportional to 79,518,202.05, 119,207,319.08 and 53,876,064.45 is: 80,766,680.33
Step by Step Solution
- Step 1: Write the proportion equation
79,518,202.05 : 119,207,319.08 = 53,876,064.45 : x - Step 2: Convert to fraction form
79,518,202.05/119,207,319.08 = 53,876,064.45/x - Step 3: Cross multiply
79,518,202.05x = 119,207,319.08 × 53,876,064.45 - Step 4: Simplify right side
79,518,202.05x = 6,422,421,205,396,415 - Step 5: Solve for x
x = 6,422,421,205,396,415/79,518,202.05 - Step 6: Final answer
x = 80,766,680.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.