Finding the Fourth Proportional to 7,383,814,888.43, 11,075,750,717.38 and 1,787,742,651.06
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Solution
The fourth proportional to 7,383,814,888.43, 11,075,750,717.38 and 1,787,742,651.06 is: 2,681,620,849.00
Step by Step Solution
- Step 1: Write the proportion equation
7,383,814,888.43 : 11,075,750,717.38 = 1,787,742,651.06 : x - Step 2: Convert to fraction form
7,383,814,888.43/11,075,750,717.38 = 1,787,742,651.06/x - Step 3: Cross multiply
7,383,814,888.43x = 11,075,750,717.38 × 1,787,742,651.06 - Step 4: Simplify right side
7,383,814,888.43x = 19,800,591,949,965,041,664 - Step 5: Solve for x
x = 19,800,591,949,965,041,664/7,383,814,888.43 - Step 6: Final answer
x = 2,681,620,849.00
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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.