Finding the Fourth Proportional to 7,962,265,604,304.80, 11,943,937,768,630 and 2,798,482,825,900
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Solution
The fourth proportional to 7,962,265,604,304.80, 11,943,937,768,630 and 2,798,482,825,900 is: 4,197,913,807,479.40
Step by Step Solution
- Step 1: Write the proportion equation
7,962,265,604,304.80 : 11,943,937,768,630 = 2,798,482,825,900 : x - Step 2: Convert to fraction form
7,962,265,604,304.80/11,943,937,768,630 = 2,798,482,825,900/x - Step 3: Cross multiply
7,962,265,604,304.80x = 11,943,937,768,630 × 2,798,482,825,900 - Step 4: Simplify right side
7,962,265,604,304.80x = 33,424,904,719,129,422,990,409,728 - Step 5: Solve for x
x = 33,424,904,719,129,422,990,409,728/7,962,265,604,304.80 - Step 6: Final answer
x = 4,197,913,807,479.40
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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.