Finding the Fourth Proportional to 229,536,399.98, 316,763,379.99 and 125,114,246.80
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Solution
The fourth proportional to 229,536,399.98, 316,763,379.99 and 125,114,246.80 is: 172,659,376.48
Step by Step Solution
- Step 1: Write the proportion equation
229,536,399.98 : 316,763,379.99 = 125,114,246.80 : x - Step 2: Convert to fraction form
229,536,399.98/316,763,379.99 = 125,114,246.80/x - Step 3: Cross multiply
229,536,399.98x = 316,763,379.99 × 125,114,246.80 - Step 4: Simplify right side
229,536,399.98x = 39,631,611,700,479,136 - Step 5: Solve for x
x = 39,631,611,700,479,136/229,536,399.98 - Step 6: Final answer
x = 172,659,376.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.