Finding the Fourth Proportional to 98,299,538.01, 135,656,620.56 and 53,647,954.97
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Solution
The fourth proportional to 98,299,538.01, 135,656,620.56 and 53,647,954.97 is: 74,035,956.00
Step by Step Solution
- Step 1: Write the proportion equation
98,299,538.01 : 135,656,620.56 = 53,647,954.97 : x - Step 2: Convert to fraction form
98,299,538.01/135,656,620.56 = 53,647,954.97/x - Step 3: Cross multiply
98,299,538.01x = 135,656,620.56 × 53,647,954.97 - Step 4: Simplify right side
98,299,538.01x = 7,277,700,270,506,974 - Step 5: Solve for x
x = 7,277,700,270,506,974/98,299,538.01 - Step 6: Final answer
x = 74,035,956.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.