Finding the Fourth Proportional to 163,373,444.10, 245,060,166.15 and 143,218,052.10
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Solution
The fourth proportional to 163,373,444.10, 245,060,166.15 and 143,218,052.10 is: 214,827,078.15
Step by Step Solution
- Step 1: Write the proportion equation
163,373,444.10 : 245,060,166.15 = 143,218,052.10 : x - Step 2: Convert to fraction form
163,373,444.10/245,060,166.15 = 143,218,052.10/x - Step 3: Cross multiply
163,373,444.10x = 245,060,166.15 × 143,218,052.10 - Step 4: Simplify right side
163,373,444.10x = 35,097,039,643,305,356 - Step 5: Solve for x
x = 35,097,039,643,305,356/163,373,444.10 - Step 6: Final answer
x = 214,827,078.15
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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.