Finding the Fourth Proportional to 427,727,394, 590,162,625.68 and 242,088,409.68
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Solution
The fourth proportional to 427,727,394, 590,162,625.68 and 242,088,409.68 is: 334,024,739.84
Step by Step Solution
- Step 1: Write the proportion equation
427,727,394 : 590,162,625.68 = 242,088,409.68 : x - Step 2: Convert to fraction form
427,727,394/590,162,625.68 = 242,088,409.68/x - Step 3: Cross multiply
427,727,394x = 590,162,625.68 × 242,088,409.68 - Step 4: Simplify right side
427,727,394x = 142,871,531,503,444,320 - Step 5: Solve for x
x = 142,871,531,503,444,320/427,727,394 - Step 6: Final answer
x = 334,024,739.84
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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.