Finding the Fourth Proportional to 2,456,524,119.68, 3,389,624,473.12 and 1,399,117,290
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Solution
The fourth proportional to 2,456,524,119.68, 3,389,624,473.12 and 1,399,117,290 is: 1,930,566,107.19
Step by Step Solution
- Step 1: Write the proportion equation
2,456,524,119.68 : 3,389,624,473.12 = 1,399,117,290 : x - Step 2: Convert to fraction form
2,456,524,119.68/3,389,624,473.12 = 1,399,117,290/x - Step 3: Cross multiply
2,456,524,119.68x = 3,389,624,473.12 × 1,399,117,290 - Step 4: Simplify right side
2,456,524,119.68x = 4,742,482,206,949,331,968 - Step 5: Solve for x
x = 4,742,482,206,949,331,968/2,456,524,119.68 - Step 6: Final answer
x = 1,930,566,107.19
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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.