Finding the Fourth Proportional to 6,316,133,321.56, 8,716,266,042.26 and 3,458,456,639.80
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Solution
The fourth proportional to 6,316,133,321.56, 8,716,266,042.26 and 3,458,456,639.80 is: 4,772,671,290.08
Step by Step Solution
- Step 1: Write the proportion equation
6,316,133,321.56 : 8,716,266,042.26 = 3,458,456,639.80 : x - Step 2: Convert to fraction form
6,316,133,321.56/8,716,266,042.26 = 3,458,456,639.80/x - Step 3: Cross multiply
6,316,133,321.56x = 8,716,266,042.26 × 3,458,456,639.80 - Step 4: Simplify right side
6,316,133,321.56x = 30,144,828,168,073,785,344 - Step 5: Solve for x
x = 30,144,828,168,073,785,344/6,316,133,321.56 - Step 6: Final answer
x = 4,772,671,290.08
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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.