Finding the Fourth Proportional to 211,760,234.48, 292,237,909.08 and 117,674,030
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Solution
The fourth proportional to 211,760,234.48, 292,237,909.08 and 117,674,030 is: 162,395,043.45
Step by Step Solution
- Step 1: Write the proportion equation
211,760,234.48 : 292,237,909.08 = 117,674,030 : x - Step 2: Convert to fraction form
211,760,234.48/292,237,909.08 = 117,674,030/x - Step 3: Cross multiply
211,760,234.48x = 292,237,909.08 × 117,674,030 - Step 4: Simplify right side
211,760,234.48x = 34,388,812,480,217,192 - Step 5: Solve for x
x = 34,388,812,480,217,192/211,760,234.48 - Step 6: Final answer
x = 162,395,043.45
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1.5x scale
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.