Finding the Fourth Proportional to 3,195,577,744,106.80, 4,792,882,297,748.80 and 869,715,756,283.60
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Solution
The fourth proportional to 3,195,577,744,106.80, 4,792,882,297,748.80 and 869,715,756,283.60 is: 1,304,441,821,217.53
Step by Step Solution
- Step 1: Write the proportion equation
3,195,577,744,106.80 : 4,792,882,297,748.80 = 869,715,756,283.60 : x - Step 2: Convert to fraction form
3,195,577,744,106.80/4,792,882,297,748.80 = 869,715,756,283.60/x - Step 3: Cross multiply
3,195,577,744,106.80x = 4,792,882,297,748.80 × 869,715,756,283.60 - Step 4: Simplify right side
3,195,577,744,106.80x = 4,168,445,252,364,875,570,610,176 - Step 5: Solve for x
x = 4,168,445,252,364,875,570,610,176/3,195,577,744,106.80 - Step 6: Final answer
x = 1,304,441,821,217.53
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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.