Finding the Fourth Proportional to 889,760,930.70, 1,334,641,396.05 and 598,767,458.70
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Solution
The fourth proportional to 889,760,930.70, 1,334,641,396.05 and 598,767,458.70 is: 898,151,188.05
Step by Step Solution
- Step 1: Write the proportion equation
889,760,930.70 : 1,334,641,396.05 = 598,767,458.70 : x - Step 2: Convert to fraction form
889,760,930.70/1,334,641,396.05 = 598,767,458.70/x - Step 3: Cross multiply
889,760,930.70x = 1,334,641,396.05 × 598,767,458.70 - Step 4: Simplify right side
889,760,930.70x = 799,139,836,988,678,784 - Step 5: Solve for x
x = 799,139,836,988,678,784/889,760,930.70 - Step 6: Final answer
x = 898,151,188.05
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Similar ratio
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1.5x scale
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.