Finding the Fourth Proportional to 2,696,330,141,444.80, 4,044,064,681,036.80 and 785,760,430,734.79
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Solution
The fourth proportional to 2,696,330,141,444.80, 4,044,064,681,036.80 and 785,760,430,734.79 is: 1,178,515,181,374.68
Step by Step Solution
- Step 1: Write the proportion equation
2,696,330,141,444.80 : 4,044,064,681,036.80 = 785,760,430,734.79 : x - Step 2: Convert to fraction form
2,696,330,141,444.80/4,044,064,681,036.80 = 785,760,430,734.79/x - Step 3: Cross multiply
2,696,330,141,444.80x = 4,044,064,681,036.80 × 785,760,430,734.79 - Step 4: Simplify right side
2,696,330,141,444.80x = 3,177,666,005,690,827,208,130,560 - Step 5: Solve for x
x = 3,177,666,005,690,827,208,130,560/2,696,330,141,444.80 - Step 6: Final answer
x = 1,178,515,181,374.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.