Finding the Fourth Proportional to 8,876,796,963.34, 12,245,335,496.36 and 5,488,623,183.82
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Solution
The fourth proportional to 8,876,796,963.34, 12,245,335,496.36 and 5,488,623,183.82 is: 7,571,428,362.79
Step by Step Solution
- Step 1: Write the proportion equation
8,876,796,963.34 : 12,245,335,496.36 = 5,488,623,183.82 : x - Step 2: Convert to fraction form
8,876,796,963.34/12,245,335,496.36 = 5,488,623,183.82/x - Step 3: Cross multiply
8,876,796,963.34x = 12,245,335,496.36 × 5,488,623,183.82 - Step 4: Simplify right side
8,876,796,963.34x = 67,210,032,298,975,485,952 - Step 5: Solve for x
x = 67,210,032,298,975,485,952/8,876,796,963.34 - Step 6: Final answer
x = 7,571,428,362.79
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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.