Finding the Fourth Proportional to 9,730,301,217.73, 13,427,921,369.63 and 5,716,140,676.08
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Solution
The fourth proportional to 9,730,301,217.73, 13,427,921,369.63 and 5,716,140,676.08 is: 7,888,336,220.90
Step by Step Solution
- Step 1: Write the proportion equation
9,730,301,217.73 : 13,427,921,369.63 = 5,716,140,676.08 : x - Step 2: Convert to fraction form
9,730,301,217.73/13,427,921,369.63 = 5,716,140,676.08/x - Step 3: Cross multiply
9,730,301,217.73x = 13,427,921,369.63 × 5,716,140,676.08 - Step 4: Simplify right side
9,730,301,217.73x = 76,755,887,536,107,651,072 - Step 5: Solve for x
x = 76,755,887,536,107,651,072/9,730,301,217.73 - Step 6: Final answer
x = 7,888,336,220.90
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Double scale
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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.