Finding the Fourth Proportional to 7,266,323,731.80, 10,899,485,597.70 and 4,208,676,115.80
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Solution
The fourth proportional to 7,266,323,731.80, 10,899,485,597.70 and 4,208,676,115.80 is: 6,313,014,173.70
Step by Step Solution
- Step 1: Write the proportion equation
7,266,323,731.80 : 10,899,485,597.70 = 4,208,676,115.80 : x - Step 2: Convert to fraction form
7,266,323,731.80/10,899,485,597.70 = 4,208,676,115.80/x - Step 3: Cross multiply
7,266,323,731.80x = 10,899,485,597.70 × 4,208,676,115.80 - Step 4: Simplify right side
7,266,323,731.80x = 45,872,404,709,546,082,304 - Step 5: Solve for x
x = 45,872,404,709,546,082,304/7,266,323,731.80 - Step 6: Final answer
x = 6,313,014,173.70
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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.