Finding the Fourth Proportional to 4,508,177,177.16, 6,218,699,752.00 and 2,811,686,505.22
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Solution
The fourth proportional to 4,508,177,177.16, 6,218,699,752.00 and 2,811,686,505.22 is: 3,878,515,303.55
Step by Step Solution
- Step 1: Write the proportion equation
4,508,177,177.16 : 6,218,699,752.00 = 2,811,686,505.22 : x - Step 2: Convert to fraction form
4,508,177,177.16/6,218,699,752.00 = 2,811,686,505.22/x - Step 3: Cross multiply
4,508,177,177.16x = 6,218,699,752.00 × 2,811,686,505.22 - Step 4: Simplify right side
4,508,177,177.16x = 17,485,034,172,699,299,840 - Step 5: Solve for x
x = 17,485,034,172,699,299,840/4,508,177,177.16 - Step 6: Final answer
x = 3,878,515,303.55
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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.