Finding the Fourth Proportional to 4,973,397,952.62, 6,866,386,579.98 and 3,165,929,661
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Solution
The fourth proportional to 4,973,397,952.62, 6,866,386,579.98 and 3,165,929,661 is: 4,370,954,656.06
Step by Step Solution
- Step 1: Write the proportion equation
4,973,397,952.62 : 6,866,386,579.98 = 3,165,929,661 : x - Step 2: Convert to fraction form
4,973,397,952.62/6,866,386,579.98 = 3,165,929,661/x - Step 3: Cross multiply
4,973,397,952.62x = 6,866,386,579.98 × 3,165,929,661 - Step 4: Simplify right side
4,973,397,952.62x = 21,738,496,937,451,028,480 - Step 5: Solve for x
x = 21,738,496,937,451,028,480/4,973,397,952.62 - Step 6: Final answer
x = 4,370,954,656.06
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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.