Finding the Fourth Proportional to 97,737,899.46, 134,901,791.99 and 55,946,190.84
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Solution
The fourth proportional to 97,737,899.46, 134,901,791.99 and 55,946,190.84 is: 77,219,189.70
Step by Step Solution
- Step 1: Write the proportion equation
97,737,899.46 : 134,901,791.99 = 55,946,190.84 : x - Step 2: Convert to fraction form
97,737,899.46/134,901,791.99 = 55,946,190.84/x - Step 3: Cross multiply
97,737,899.46x = 134,901,791.99 × 55,946,190.84 - Step 4: Simplify right side
97,737,899.46x = 7,547,241,399,330,524 - Step 5: Solve for x
x = 7,547,241,399,330,524/97,737,899.46 - Step 6: Final answer
x = 77,219,189.70
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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.