Finding the Fourth Proportional to 97,421,243.99, 134,440,246.31 and 52,766,105.09
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Solution
The fourth proportional to 97,421,243.99, 134,440,246.31 and 52,766,105.09 is: 72,816,645.26
Step by Step Solution
- Step 1: Write the proportion equation
97,421,243.99 : 134,440,246.31 = 52,766,105.09 : x - Step 2: Convert to fraction form
97,421,243.99/134,440,246.31 = 52,766,105.09/x - Step 3: Cross multiply
97,421,243.99x = 134,440,246.31 × 52,766,105.09 - Step 4: Simplify right side
97,421,243.99x = 7,093,888,164,182,913 - Step 5: Solve for x
x = 7,093,888,164,182,913/97,421,243.99 - Step 6: Final answer
x = 72,816,645.26
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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.