Finding the Fourth Proportional to 68,088,548.88, 102,071,281.14 and 46,236,219.84
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Solution
The fourth proportional to 68,088,548.88, 102,071,281.14 and 46,236,219.84 is: 69,312,538.92
Step by Step Solution
- Step 1: Write the proportion equation
68,088,548.88 : 102,071,281.14 = 46,236,219.84 : x - Step 2: Convert to fraction form
68,088,548.88/102,071,281.14 = 46,236,219.84/x - Step 3: Cross multiply
68,088,548.88x = 102,071,281.14 × 46,236,219.84 - Step 4: Simplify right side
68,088,548.88x = 4,719,390,194,139,486 - Step 5: Solve for x
x = 4,719,390,194,139,486/68,088,548.88 - Step 6: Final answer
x = 69,312,538.92
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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.