Finding the Fourth Proportional to 3,653,871,996.98, 5,042,391,728.76 and 1,983,141,165.62
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Solution
The fourth proportional to 3,653,871,996.98, 5,042,391,728.76 and 1,983,141,165.62 is: 2,736,761,062.99
Step by Step Solution
- Step 1: Write the proportion equation
3,653,871,996.98 : 5,042,391,728.76 = 1,983,141,165.62 : x - Step 2: Convert to fraction form
3,653,871,996.98/5,042,391,728.76 = 1,983,141,165.62/x - Step 3: Cross multiply
3,653,871,996.98x = 5,042,391,728.76 × 1,983,141,165.62 - Step 4: Simplify right side
3,653,871,996.98x = 9,999,774,610,485,753,856 - Step 5: Solve for x
x = 9,999,774,610,485,753,856/3,653,871,996.98 - Step 6: Final answer
x = 2,736,761,062.99
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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.