Finding the Fourth Proportional to 71,808,323.09, 107,557,772.15 and 48,652,208.54
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Solution
The fourth proportional to 71,808,323.09, 107,557,772.15 and 48,652,208.54 is: 72,873,490.63
Step by Step Solution
- Step 1: Write the proportion equation
71,808,323.09 : 107,557,772.15 = 48,652,208.54 : x - Step 2: Convert to fraction form
71,808,323.09/107,557,772.15 = 48,652,208.54/x - Step 3: Cross multiply
71,808,323.09x = 107,557,772.15 × 48,652,208.54 - Step 4: Simplify right side
71,808,323.09x = 5,232,923,160,323,446 - Step 5: Solve for x
x = 5,232,923,160,323,446/71,808,323.09 - Step 6: Final answer
x = 72,873,490.63
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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.