Finding the Fourth Proportional to 5,239,811,937,979.50, 7,859,878,027,581 and 1,797,660,331,965.10
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Solution
The fourth proportional to 5,239,811,937,979.50, 7,859,878,027,581 and 1,797,660,331,965.10 is: 2,696,545,431,688.69
Step by Step Solution
- Step 1: Write the proportion equation
5,239,811,937,979.50 : 7,859,878,027,581 = 1,797,660,331,965.10 : x - Step 2: Convert to fraction form
5,239,811,937,979.50/7,859,878,027,581 = 1,797,660,331,965.10/x - Step 3: Cross multiply
5,239,811,937,979.50x = 7,859,878,027,581 × 1,797,660,331,965.10 - Step 4: Simplify right side
5,239,811,937,979.50x = 14,129,390,944,266,457,171,623,936 - Step 5: Solve for x
x = 14,129,390,944,266,457,171,623,936/5,239,811,937,979.50 - Step 6: Final answer
x = 2,696,545,431,688.69
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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.