Finding the Fourth Proportional to 86,169,045.68, 118,912,717.04 and 48,999,327.98
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Solution
The fourth proportional to 86,169,045.68, 118,912,717.04 and 48,999,327.98 is: 67,618,750.75
Step by Step Solution
- Step 1: Write the proportion equation
86,169,045.68 : 118,912,717.04 = 48,999,327.98 : x - Step 2: Convert to fraction form
86,169,045.68/118,912,717.04 = 48,999,327.98/x - Step 3: Cross multiply
86,169,045.68x = 118,912,717.04 × 48,999,327.98 - Step 4: Simplify right side
86,169,045.68x = 5,826,643,222,396,335 - Step 5: Solve for x
x = 5,826,643,222,396,335/86,169,045.68 - Step 6: Final answer
x = 67,618,750.75
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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.