Finding the Fourth Proportional to 3,195,577,664,798.10, 4,792,882,178,863.70 and 869,715,676,866.80
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Solution
The fourth proportional to 3,195,577,664,798.10, 4,792,882,178,863.70 and 869,715,676,866.80 is: 1,304,441,702,122.31
Step by Step Solution
- Step 1: Write the proportion equation
3,195,577,664,798.10 : 4,792,882,178,863.70 = 869,715,676,866.80 : x - Step 2: Convert to fraction form
3,195,577,664,798.10/4,792,882,178,863.70 = 869,715,676,866.80/x - Step 3: Cross multiply
3,195,577,664,798.10x = 4,792,882,178,863.70 × 869,715,676,866.80 - Step 4: Simplify right side
3,195,577,664,798.10x = 4,168,444,768,333,266,344,214,528 - Step 5: Solve for x
x = 4,168,444,768,333,266,344,214,528/3,195,577,664,798.10 - Step 6: Final answer
x = 1,304,441,702,122.31
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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.