Finding the Fourth Proportional to 134,136,321.90, 201,204,482.85 and 47,877,542.70
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Solution
The fourth proportional to 134,136,321.90, 201,204,482.85 and 47,877,542.70 is: 71,816,314.05
Step by Step Solution
- Step 1: Write the proportion equation
134,136,321.90 : 201,204,482.85 = 47,877,542.70 : x - Step 2: Convert to fraction form
134,136,321.90/201,204,482.85 = 47,877,542.70/x - Step 3: Cross multiply
134,136,321.90x = 201,204,482.85 × 47,877,542.70 - Step 4: Simplify right side
134,136,321.90x = 9,633,176,219,082,294 - Step 5: Solve for x
x = 9,633,176,219,082,294/134,136,321.90 - Step 6: Final answer
x = 71,816,314.05
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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.