Finding the Fourth Proportional to 4,472,646,240.68, 6,172,201,519.98 and 2,438,052,507.92
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Solution
The fourth proportional to 4,472,646,240.68, 6,172,201,519.98 and 2,438,052,507.92 is: 3,364,485,046.53
Step by Step Solution
- Step 1: Write the proportion equation
4,472,646,240.68 : 6,172,201,519.98 = 2,438,052,507.92 : x - Step 2: Convert to fraction form
4,472,646,240.68/6,172,201,519.98 = 2,438,052,507.92/x - Step 3: Cross multiply
4,472,646,240.68x = 6,172,201,519.98 × 2,438,052,507.92 - Step 4: Simplify right side
4,472,646,240.68x = 15,048,151,395,174,875,136 - Step 5: Solve for x
x = 15,048,151,395,174,875,136/4,472,646,240.68 - Step 6: Final answer
x = 3,364,485,046.53
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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.