Finding the Fourth Proportional to 9,856,623,119,889.60, 13,586,423,486,191 and 7,769,841,737,564.70
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Solution
The fourth proportional to 9,856,623,119,889.60, 13,586,423,486,191 and 7,769,841,737,564.70 is: 10,709,992,558,629.81
Step by Step Solution
- Step 1: Write the proportion equation
9,856,623,119,889.60 : 13,586,423,486,191 = 7,769,841,737,564.70 : x - Step 2: Convert to fraction form
9,856,623,119,889.60/13,586,423,486,191 = 7,769,841,737,564.70/x - Step 3: Cross multiply
9,856,623,119,889.60x = 13,586,423,486,191 × 7,769,841,737,564.70 - Step 4: Simplify right side
9,856,623,119,889.60x = 105,564,360,267,236,125,471,408,128 - Step 5: Solve for x
x = 105,564,360,267,236,125,471,408,128/9,856,623,119,889.60 - Step 6: Final answer
x = 10,709,992,558,629.81
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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.