Finding the Fourth Proportional to 96,865,029.18, 133,801,339.14 and 71,797,955.03
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Solution
The fourth proportional to 96,865,029.18, 133,801,339.14 and 71,797,955.03 is: 99,175,756.32
Step by Step Solution
- Step 1: Write the proportion equation
96,865,029.18 : 133,801,339.14 = 71,797,955.03 : x - Step 2: Convert to fraction form
96,865,029.18/133,801,339.14 = 71,797,955.03/x - Step 3: Cross multiply
96,865,029.18x = 133,801,339.14 × 71,797,955.03 - Step 4: Simplify right side
96,865,029.18x = 9,606,662,529,678,998 - Step 5: Solve for x
x = 9,606,662,529,678,998/96,865,029.18 - Step 6: Final answer
x = 99,175,756.32
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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.