Finding the Fourth Proportional to 836,362,927.46, 1,154,181,431.99 and 460,048,146.28
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Solution
The fourth proportional to 836,362,927.46, 1,154,181,431.99 and 460,048,146.28 is: 634,866,767.55
Step by Step Solution
- Step 1: Write the proportion equation
836,362,927.46 : 1,154,181,431.99 = 460,048,146.28 : x - Step 2: Convert to fraction form
836,362,927.46/1,154,181,431.99 = 460,048,146.28/x - Step 3: Cross multiply
836,362,927.46x = 1,154,181,431.99 × 460,048,146.28 - Step 4: Simplify right side
836,362,927.46x = 530,979,028,256,060,032 - Step 5: Solve for x
x = 530,979,028,256,060,032/836,362,927.46 - Step 6: Final answer
x = 634,866,767.55
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1.5x scale
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.