Finding the Fourth Proportional to 1,444,296,218,979.60, 2,167,038,182,566.80 and 638,037,639,487.45
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Solution
The fourth proportional to 1,444,296,218,979.60, 2,167,038,182,566.80 and 638,037,639,487.45 is: 957,318,802,413.64
Step by Step Solution
- Step 1: Write the proportion equation
1,444,296,218,979.60 : 2,167,038,182,566.80 = 638,037,639,487.45 : x - Step 2: Convert to fraction form
1,444,296,218,979.60/2,167,038,182,566.80 = 638,037,639,487.45/x - Step 3: Cross multiply
1,444,296,218,979.60x = 2,167,038,182,566.80 × 638,037,639,487.45 - Step 4: Simplify right side
1,444,296,218,979.60x = 1,382,651,926,684,094,789,844,992 - Step 5: Solve for x
x = 1,382,651,926,684,094,789,844,992/1,444,296,218,979.60 - Step 6: Final answer
x = 957,318,802,413.64
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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.