Finding the Fourth Proportional to 97,117,900.97, 134,018,715.21 and 53,066,412.02
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Solution
The fourth proportional to 97,117,900.97, 134,018,715.21 and 53,066,412.02 is: 73,229,469.42
Step by Step Solution
- Step 1: Write the proportion equation
97,117,900.97 : 134,018,715.21 = 53,066,412.02 : x - Step 2: Convert to fraction form
97,117,900.97/134,018,715.21 = 53,066,412.02/x - Step 3: Cross multiply
97,117,900.97x = 134,018,715.21 × 53,066,412.02 - Step 4: Simplify right side
97,117,900.97x = 7,111,892,359,054,807 - Step 5: Solve for x
x = 7,111,892,359,054,807/97,117,900.97 - Step 6: Final answer
x = 73,229,469.42
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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.