Finding the Fourth Proportional to 7,539,949,369,900.80, 11,311,512,467,702 and 2,445,890,790,746.80
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Solution
The fourth proportional to 7,539,949,369,900.80, 11,311,512,467,702 and 2,445,890,790,746.80 is: 3,669,351,452,758.35
Step by Step Solution
- Step 1: Write the proportion equation
7,539,949,369,900.80 : 11,311,512,467,702 = 2,445,890,790,746.80 : x - Step 2: Convert to fraction form
7,539,949,369,900.80/11,311,512,467,702 = 2,445,890,790,746.80/x - Step 3: Cross multiply
7,539,949,369,900.80x = 11,311,512,467,702 × 2,445,890,790,746.80 - Step 4: Simplify right side
7,539,949,369,900.80x = 27,666,724,174,169,928,015,806,464 - Step 5: Solve for x
x = 27,666,724,174,169,928,015,806,464/7,539,949,369,900.80 - Step 6: Final answer
x = 3,669,351,452,758.35
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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.