Finding the Fourth Proportional to 98,111,527.98, 135,351,365.62 and 58,396,789.80
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Solution
The fourth proportional to 98,111,527.98, 135,351,365.62 and 58,396,789.80 is: 80,562,247.98
Step by Step Solution
- Step 1: Write the proportion equation
98,111,527.98 : 135,351,365.62 = 58,396,789.80 : x - Step 2: Convert to fraction form
98,111,527.98/135,351,365.62 = 58,396,789.80/x - Step 3: Cross multiply
98,111,527.98x = 135,351,365.62 × 58,396,789.80 - Step 4: Simplify right side
98,111,527.98x = 7,904,085,247,254,087 - Step 5: Solve for x
x = 7,904,085,247,254,087/98,111,527.98 - Step 6: Final answer
x = 80,562,247.98
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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.