Finding the Fourth Proportional to 266,831,394.79, 368,207,219.94 and 162,397,923.88
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Solution
The fourth proportional to 266,831,394.79, 368,207,219.94 and 162,397,923.88 is: 224,096,898.80
Step by Step Solution
- Step 1: Write the proportion equation
266,831,394.79 : 368,207,219.94 = 162,397,923.88 : x - Step 2: Convert to fraction form
266,831,394.79/368,207,219.94 = 162,397,923.88/x - Step 3: Cross multiply
266,831,394.79x = 368,207,219.94 × 162,397,923.88 - Step 4: Simplify right side
266,831,394.79x = 59,796,088,075,882,536 - Step 5: Solve for x
x = 59,796,088,075,882,536/266,831,394.79 - Step 6: Final answer
x = 224,096,898.80
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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.