Finding the Fourth Proportional to 209,953,136.70, 314,929,705.05 and 88,784,588.70
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Solution
The fourth proportional to 209,953,136.70, 314,929,705.05 and 88,784,588.70 is: 133,176,883.05
Step by Step Solution
- Step 1: Write the proportion equation
209,953,136.70 : 314,929,705.05 = 88,784,588.70 : x - Step 2: Convert to fraction form
209,953,136.70/314,929,705.05 = 88,784,588.70/x - Step 3: Cross multiply
209,953,136.70x = 314,929,705.05 × 88,784,588.70 - Step 4: Simplify right side
209,953,136.70x = 27,960,904,332,276,564 - Step 5: Solve for x
x = 27,960,904,332,276,564/209,953,136.70 - Step 6: Final answer
x = 133,176,883.05
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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.