Finding the Fourth Proportional to 126,941,240.96, 175,182,607.68 and 71,935,268.48
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Solution
The fourth proportional to 126,941,240.96, 175,182,607.68 and 71,935,268.48 is: 99,272,764.48
Step by Step Solution
- Step 1: Write the proportion equation
126,941,240.96 : 175,182,607.68 = 71,935,268.48 : x - Step 2: Convert to fraction form
126,941,240.96/175,182,607.68 = 71,935,268.48/x - Step 3: Cross multiply
126,941,240.96x = 175,182,607.68 × 71,935,268.48 - Step 4: Simplify right side
126,941,240.96x = 12,601,807,916,487,312 - Step 5: Solve for x
x = 12,601,807,916,487,312/126,941,240.96 - Step 6: Final answer
x = 99,272,764.48
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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.