Finding the Fourth Proportional to 588,384,605.70, 882,576,908.55 and 384,311,261.70
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Solution
The fourth proportional to 588,384,605.70, 882,576,908.55 and 384,311,261.70 is: 576,466,892.55
Step by Step Solution
- Step 1: Write the proportion equation
588,384,605.70 : 882,576,908.55 = 384,311,261.70 : x - Step 2: Convert to fraction form
588,384,605.70/882,576,908.55 = 384,311,261.70/x - Step 3: Cross multiply
588,384,605.70x = 882,576,908.55 × 384,311,261.70 - Step 4: Simplify right side
588,384,605.70x = 339,184,245,272,136,000 - Step 5: Solve for x
x = 339,184,245,272,136,000/588,384,605.70 - Step 6: Final answer
x = 576,466,892.55
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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.