Finding the Fourth Proportional to 994,010,803.79, 1,371,739,052.48 and 547,964,368.07
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Solution
The fourth proportional to 994,010,803.79, 1,371,739,052.48 and 547,964,368.07 is: 756,193,111.96
Step by Step Solution
- Step 1: Write the proportion equation
994,010,803.79 : 1,371,739,052.48 = 547,964,368.07 : x - Step 2: Convert to fraction form
994,010,803.79/1,371,739,052.48 = 547,964,368.07/x - Step 3: Cross multiply
994,010,803.79x = 1,371,739,052.48 × 547,964,368.07 - Step 4: Simplify right side
994,010,803.79x = 751,664,123,039,545,216 - Step 5: Solve for x
x = 751,664,123,039,545,216/994,010,803.79 - Step 6: Final answer
x = 756,193,111.96
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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.