Finding the Fourth Proportional to 4,994,104,617.73, 7,490,251,712.20 and 2,006,047,307.21
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Solution
The fourth proportional to 4,994,104,617.73, 7,490,251,712.20 and 2,006,047,307.21 is: 3,008,707,351.52
Step by Step Solution
- Step 1: Write the proportion equation
4,994,104,617.73 : 7,490,251,712.20 = 2,006,047,307.21 : x - Step 2: Convert to fraction form
4,994,104,617.73/7,490,251,712.20 = 2,006,047,307.21/x - Step 3: Cross multiply
4,994,104,617.73x = 7,490,251,712.20 × 2,006,047,307.21 - Step 4: Simplify right side
4,994,104,617.73x = 15,025,799,277,605,103,616 - Step 5: Solve for x
x = 15,025,799,277,605,103,616/4,994,104,617.73 - Step 6: Final answer
x = 3,008,707,351.52
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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.