Finding the Fourth Proportional to 97,437,125.70, 134,463,230.46 and 53,385,793.47
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Solution
The fourth proportional to 97,437,125.70, 134,463,230.46 and 53,385,793.47 is: 73,672,393.34
Step by Step Solution
- Step 1: Write the proportion equation
97,437,125.70 : 134,463,230.46 = 53,385,793.47 : x - Step 2: Convert to fraction form
97,437,125.70/134,463,230.46 = 53,385,793.47/x - Step 3: Cross multiply
97,437,125.70x = 134,463,230.46 × 53,385,793.47 - Step 4: Simplify right side
97,437,125.70x = 7,178,426,250,646,573 - Step 5: Solve for x
x = 7,178,426,250,646,573/97,437,125.70 - Step 6: Final answer
x = 73,672,393.34
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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.