Finding the Third Proportional to 1,278,430,312,464 and 2,781,915,859,305
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Solution
The third proportional to 1,278,430,312,464 and 2,781,915,859,305 is: 6,053,560,974,580.38
Step by Step Solution
- Step 1: Write the proportion equation
1,278,430,312,464 : 2,781,915,859,305 = 2,781,915,859,305 : x - Step 2: Convert to fraction form
1,278,430,312,464/2,781,915,859,305 = 2,781,915,859,305/x - Step 3: Cross multiply
1,278,430,312,464x = 2,781,915,859,305 × 2,781,915,859,305 - Step 4: Simplify right side
1,278,430,312,464x = 7,739,055,848,252,676,836,950,016 - Step 5: Solve for x
x = 7,739,055,848,252,676,836,950,016/1,278,430,312,464 - Step 6: Final answer
x = 6,053,560,974,580.38
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.