Finding the Fourth Proportional to 97,996,827.20, 146,995,240.80 and 26,193,243.20
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Solution
The fourth proportional to 97,996,827.20, 146,995,240.80 and 26,193,243.20 is: 39,289,864.80
Step by Step Solution
- Step 1: Write the proportion equation
97,996,827.20 : 146,995,240.80 = 26,193,243.20 : x - Step 2: Convert to fraction form
97,996,827.20/146,995,240.80 = 26,193,243.20/x - Step 3: Cross multiply
97,996,827.20x = 146,995,240.80 × 26,193,243.20 - Step 4: Simplify right side
97,996,827.20x = 3,850,282,091,516,963 - Step 5: Solve for x
x = 3,850,282,091,516,963/97,996,827.20 - Step 6: Final answer
x = 39,289,864.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.