Finding the Fourth Proportional to 4,181,739,695.82, 5,771,138,095.53 and 2,397,759,122.70
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Solution
The fourth proportional to 4,181,739,695.82, 5,771,138,095.53 and 2,397,759,122.70 is: 3,309,101,001.85
Step by Step Solution
- Step 1: Write the proportion equation
4,181,739,695.82 : 5,771,138,095.53 = 2,397,759,122.70 : x - Step 2: Convert to fraction form
4,181,739,695.82/5,771,138,095.53 = 2,397,759,122.70/x - Step 3: Cross multiply
4,181,739,695.82x = 5,771,138,095.53 × 2,397,759,122.70 - Step 4: Simplify right side
4,181,739,695.82x = 13,837,799,016,918,560,768 - Step 5: Solve for x
x = 13,837,799,016,918,560,768/4,181,739,695.82 - Step 6: Final answer
x = 3,309,101,001.85
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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.