Finding the Fourth Proportional to 5,618,078,695.55, 8,418,153,858.04 and 4,117,154,105.06
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Solution
The fourth proportional to 5,618,078,695.55, 8,418,153,858.04 and 4,117,154,105.06 is: 6,169,161,841.95
Step by Step Solution
- Step 1: Write the proportion equation
5,618,078,695.55 : 8,418,153,858.04 = 4,117,154,105.06 : x - Step 2: Convert to fraction form
5,618,078,695.55/8,418,153,858.04 = 4,117,154,105.06/x - Step 3: Cross multiply
5,618,078,695.55x = 8,418,153,858.04 × 4,117,154,105.06 - Step 4: Simplify right side
5,618,078,695.55x = 34,658,836,713,656,061,952 - Step 5: Solve for x
x = 34,658,836,713,656,061,952/5,618,078,695.55 - Step 6: Final answer
x = 6,169,161,841.95
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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.