Finding the Fourth Proportional to 270,896,440.96, 373,830,730.16 and 159,394,503.68
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Solution
The fourth proportional to 270,896,440.96, 373,830,730.16 and 159,394,503.68 is: 219,960,673.84
Step by Step Solution
- Step 1: Write the proportion equation
270,896,440.96 : 373,830,730.16 = 159,394,503.68 : x - Step 2: Convert to fraction form
270,896,440.96/373,830,730.16 = 159,394,503.68/x - Step 3: Cross multiply
270,896,440.96x = 373,830,730.16 × 159,394,503.68 - Step 4: Simplify right side
270,896,440.96x = 59,586,563,694,185,216 - Step 5: Solve for x
x = 59,586,563,694,185,216/270,896,440.96 - Step 6: Final answer
x = 219,960,673.84
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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.