Finding the Fourth Proportional to 5,312,184,062.70, 7,968,276,094.05 and 3,679,597,310.70
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Solution
The fourth proportional to 5,312,184,062.70, 7,968,276,094.05 and 3,679,597,310.70 is: 5,519,395,966.05
Step by Step Solution
- Step 1: Write the proportion equation
5,312,184,062.70 : 7,968,276,094.05 = 3,679,597,310.70 : x - Step 2: Convert to fraction form
5,312,184,062.70/7,968,276,094.05 = 3,679,597,310.70/x - Step 3: Cross multiply
5,312,184,062.70x = 7,968,276,094.05 × 3,679,597,310.70 - Step 4: Simplify right side
5,312,184,062.70x = 29,320,047,286,581,481,472 - Step 5: Solve for x
x = 29,320,047,286,581,481,472/5,312,184,062.70 - Step 6: Final answer
x = 5,519,395,966.05
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Double scale
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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.