Finding the Fourth Proportional to 170,596,118,279.47, 235,430,043,562.35 and 94,472,532,274.82
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Solution
The fourth proportional to 170,596,118,279.47, 235,430,043,562.35 and 94,472,532,274.82 is: 130,376,192,689.62
Step by Step Solution
- Step 1: Write the proportion equation
170,596,118,279.47 : 235,430,043,562.35 = 94,472,532,274.82 : x - Step 2: Convert to fraction form
170,596,118,279.47/235,430,043,562.35 = 94,472,532,274.82/x - Step 3: Cross multiply
170,596,118,279.47x = 235,430,043,562.35 × 94,472,532,274.82 - Step 4: Simplify right side
170,596,118,279.47x = 22,241,672,388,905,212,575,744 - Step 5: Solve for x
x = 22,241,672,388,905,212,575,744/170,596,118,279.47 - Step 6: Final answer
x = 130,376,192,689.62
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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.