Finding the Fourth Proportional to 176,813,975.70, 265,220,963.55 and 55,645,427.70
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Solution
The fourth proportional to 176,813,975.70, 265,220,963.55 and 55,645,427.70 is: 83,468,141.55
Step by Step Solution
- Step 1: Write the proportion equation
176,813,975.70 : 265,220,963.55 = 55,645,427.70 : x - Step 2: Convert to fraction form
176,813,975.70/265,220,963.55 = 55,645,427.70/x - Step 3: Cross multiply
176,813,975.70x = 265,220,963.55 × 55,645,427.70 - Step 4: Simplify right side
176,813,975.70x = 14,758,333,951,745,862 - Step 5: Solve for x
x = 14,758,333,951,745,862/176,813,975.70 - Step 6: Final answer
x = 83,468,141.55
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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.