Finding the Fourth Proportional to 132,777,876, 183,236,708.88 and 74,039,967.84
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Solution
The fourth proportional to 132,777,876, 183,236,708.88 and 74,039,967.84 is: 102,176,962.32
Step by Step Solution
- Step 1: Write the proportion equation
132,777,876 : 183,236,708.88 = 74,039,967.84 : x - Step 2: Convert to fraction form
132,777,876/183,236,708.88 = 74,039,967.84/x - Step 3: Cross multiply
132,777,876x = 183,236,708.88 × 74,039,967.84 - Step 4: Simplify right side
132,777,876x = 13,566,840,032,582,642 - Step 5: Solve for x
x = 13,566,840,032,582,642/132,777,876 - Step 6: Final answer
x = 102,176,962.32
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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.