Finding the Fourth Proportional to 427,727,380.14, 590,162,606.52 and 242,088,395.82
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Solution
The fourth proportional to 427,727,380.14, 590,162,606.52 and 242,088,395.82 is: 334,024,720.70
Step by Step Solution
- Step 1: Write the proportion equation
427,727,380.14 : 590,162,606.52 = 242,088,395.82 : x - Step 2: Convert to fraction form
427,727,380.14/590,162,606.52 = 242,088,395.82/x - Step 3: Cross multiply
427,727,380.14x = 590,162,606.52 × 242,088,395.82 - Step 4: Simplify right side
427,727,380.14x = 142,871,518,685,376,656 - Step 5: Solve for x
x = 142,871,518,685,376,656/427,727,380.14 - Step 6: Final answer
x = 334,024,720.70
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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.