Finding the Fourth Proportional to 284,192,074.84, 426,303,167.05 and 87,590,522.07
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Solution
The fourth proportional to 284,192,074.84, 426,303,167.05 and 87,590,522.07 is: 131,390,423.12
Step by Step Solution
- Step 1: Write the proportion equation
284,192,074.84 : 426,303,167.05 = 87,590,522.07 : x - Step 2: Convert to fraction form
284,192,074.84/426,303,167.05 = 87,590,522.07/x - Step 3: Cross multiply
284,192,074.84x = 426,303,167.05 × 87,590,522.07 - Step 4: Simplify right side
284,192,074.84x = 37,340,116,961,565,968 - Step 5: Solve for x
x = 37,340,116,961,565,968/284,192,074.84 - Step 6: Final answer
x = 131,390,423.12
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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.