Finding the Fourth Proportional to 427,727,399.94, 590,162,634 and 242,088,415.74
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Solution
The fourth proportional to 427,727,399.94, 590,162,634 and 242,088,415.74 is: 334,024,748.27
Step by Step Solution
- Step 1: Write the proportion equation
427,727,399.94 : 590,162,634 = 242,088,415.74 : x - Step 2: Convert to fraction form
427,727,399.94/590,162,634 = 242,088,415.74/x - Step 3: Cross multiply
427,727,399.94x = 590,162,634 × 242,088,415.74 - Step 4: Simplify right side
427,727,399.94x = 142,871,537,094,005,472 - Step 5: Solve for x
x = 142,871,537,094,005,472/427,727,399.94 - Step 6: Final answer
x = 334,024,748.27
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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.