Finding the Fourth Proportional to 1,423,844,586,995, 1,965,073,979,161.80 and 845,783,389,624.80
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Solution
The fourth proportional to 1,423,844,586,995, 1,965,073,979,161.80 and 845,783,389,624.80 is: 1,167,281,138,784.00
Step by Step Solution
- Step 1: Write the proportion equation
1,423,844,586,995 : 1,965,073,979,161.80 = 845,783,389,624.80 : x - Step 2: Convert to fraction form
1,423,844,586,995/1,965,073,979,161.80 = 845,783,389,624.80/x - Step 3: Cross multiply
1,423,844,586,995x = 1,965,073,979,161.80 × 845,783,389,624.80 - Step 4: Simplify right side
1,423,844,586,995x = 1,662,026,930,958,961,037,279,232 - Step 5: Solve for x
x = 1,662,026,930,958,961,037,279,232/1,423,844,586,995 - Step 6: Final answer
x = 1,167,281,138,784.00
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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.