Finding the Fourth Proportional to 295,380,787.19, 443,147,784.71 and 157,092,678.99
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Solution
The fourth proportional to 295,380,787.19, 443,147,784.71 and 157,092,678.99 is: 235,679,758.83
Step by Step Solution
- Step 1: Write the proportion equation
295,380,787.19 : 443,147,784.71 = 157,092,678.99 : x - Step 2: Convert to fraction form
295,380,787.19/443,147,784.71 = 157,092,678.99/x - Step 3: Cross multiply
295,380,787.19x = 443,147,784.71 × 157,092,678.99 - Step 4: Simplify right side
295,380,787.19x = 69,615,272,687,792,200 - Step 5: Solve for x
x = 69,615,272,687,792,200/295,380,787.19 - Step 6: Final answer
x = 235,679,758.83
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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.