Finding the Fourth Proportional to 3,910,141,456.36, 5,395,957,273.74 and 2,125,994,885.08
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Solution
The fourth proportional to 3,910,141,456.36, 5,395,957,273.74 and 2,125,994,885.08 is: 2,933,852,315.09
Step by Step Solution
- Step 1: Write the proportion equation
3,910,141,456.36 : 5,395,957,273.74 = 2,125,994,885.08 : x - Step 2: Convert to fraction form
3,910,141,456.36/5,395,957,273.74 = 2,125,994,885.08/x - Step 3: Cross multiply
3,910,141,456.36x = 5,395,957,273.74 × 2,125,994,885.08 - Step 4: Simplify right side
3,910,141,456.36x = 11,471,777,564,081,461,248 - Step 5: Solve for x
x = 11,471,777,564,081,461,248/3,910,141,456.36 - Step 6: Final answer
x = 2,933,852,315.09
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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.