Finding the Fourth Proportional to 97,294,880.20, 134,266,945.30 and 53,241,888.38
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Solution
The fourth proportional to 97,294,880.20, 134,266,945.30 and 53,241,888.38 is: 73,473,811.78
Step by Step Solution
- Step 1: Write the proportion equation
97,294,880.20 : 134,266,945.30 = 53,241,888.38 : x - Step 2: Convert to fraction form
97,294,880.20/134,266,945.30 = 53,241,888.38/x - Step 3: Cross multiply
97,294,880.20x = 134,266,945.30 × 53,241,888.38 - Step 4: Simplify right side
97,294,880.20x = 7,148,625,714,786,167 - Step 5: Solve for x
x = 7,148,625,714,786,167/97,294,880.20 - Step 6: Final answer
x = 73,473,811.78
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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.