Finding the Fourth Proportional to 247,624,354.53, 341,717,778.36 and 136,112,809.23
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Solution
The fourth proportional to 247,624,354.53, 341,717,778.36 and 136,112,809.23 is: 187,833,570.99
Step by Step Solution
- Step 1: Write the proportion equation
247,624,354.53 : 341,717,778.36 = 136,112,809.23 : x - Step 2: Convert to fraction form
247,624,354.53/341,717,778.36 = 136,112,809.23/x - Step 3: Cross multiply
247,624,354.53x = 341,717,778.36 × 136,112,809.23 - Step 4: Simplify right side
247,624,354.53x = 46,512,166,776,414,104 - Step 5: Solve for x
x = 46,512,166,776,414,104/247,624,354.53 - Step 6: Final answer
x = 187,833,570.99
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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.