Finding the Fourth Proportional to 247,624,354.03, 341,717,777.67 and 136,112,808.73
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Solution
The fourth proportional to 247,624,354.03, 341,717,777.67 and 136,112,808.73 is: 187,833,570.30
Step by Step Solution
- Step 1: Write the proportion equation
247,624,354.03 : 341,717,777.67 = 136,112,808.73 : x - Step 2: Convert to fraction form
247,624,354.03/341,717,777.67 = 136,112,808.73/x - Step 3: Cross multiply
247,624,354.03x = 341,717,777.67 × 136,112,808.73 - Step 4: Simplify right side
247,624,354.03x = 46,512,166,511,637,376 - Step 5: Solve for x
x = 46,512,166,511,637,376/247,624,354.03 - Step 6: Final answer
x = 187,833,570.30
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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.