Finding the Fourth Proportional to 98,330,272.60, 135,695,754.48 and 54,277,259.98
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Solution
The fourth proportional to 98,330,272.60, 135,695,754.48 and 54,277,259.98 is: 74,902,606.79
Step by Step Solution
- Step 1: Write the proportion equation
98,330,272.60 : 135,695,754.48 = 54,277,259.98 : x - Step 2: Convert to fraction form
98,330,272.60/135,695,754.48 = 54,277,259.98/x - Step 3: Cross multiply
98,330,272.60x = 135,695,754.48 × 54,277,259.98 - Step 4: Simplify right side
98,330,272.60x = 7,365,193,744,093,209 - Step 5: Solve for x
x = 7,365,193,744,093,209/98,330,272.60 - Step 6: Final answer
x = 74,902,606.79
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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.