Finding the Fourth Proportional to 896,984,505.07, 1,345,438,425.33 and 306,827,516.07
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Solution
The fourth proportional to 896,984,505.07, 1,345,438,425.33 and 306,827,516.07 is: 460,228,161.95
Step by Step Solution
- Step 1: Write the proportion equation
896,984,505.07 : 1,345,438,425.33 = 306,827,516.07 : x - Step 2: Convert to fraction form
896,984,505.07/1,345,438,425.33 = 306,827,516.07/x - Step 3: Cross multiply
896,984,505.07x = 1,345,438,425.33 × 306,827,516.07 - Step 4: Simplify right side
896,984,505.07x = 412,817,530,069,136,064 - Step 5: Solve for x
x = 412,817,530,069,136,064/896,984,505.07 - Step 6: Final answer
x = 460,228,161.95
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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.