Finding the Fourth Proportional to 114,635,381.52, 158,192,649.90 and 62,423,271.84
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Solution
The fourth proportional to 114,635,381.52, 158,192,649.90 and 62,423,271.84 is: 86,141,840.82
Step by Step Solution
- Step 1: Write the proportion equation
114,635,381.52 : 158,192,649.90 = 62,423,271.84 : x - Step 2: Convert to fraction form
114,635,381.52/158,192,649.90 = 62,423,271.84/x - Step 3: Cross multiply
114,635,381.52x = 158,192,649.90 × 62,423,271.84 - Step 4: Simplify right side
114,635,381.52x = 9,874,902,787,797,650 - Step 5: Solve for x
x = 9,874,902,787,797,650/114,635,381.52 - Step 6: Final answer
x = 86,141,840.82
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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.