Finding the Fourth Proportional to 1,509,692,816,291.10, 2,083,382,449,081 and 850,506,802,085.94
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Solution
The fourth proportional to 1,509,692,816,291.10, 2,083,382,449,081 and 850,506,802,085.94 is: 1,173,702,971,338.90
Step by Step Solution
- Step 1: Write the proportion equation
1,509,692,816,291.10 : 2,083,382,449,081 = 850,506,802,085.94 : x - Step 2: Convert to fraction form
1,509,692,816,291.10/2,083,382,449,081 = 850,506,802,085.94/x - Step 3: Cross multiply
1,509,692,816,291.10x = 2,083,382,449,081 × 850,506,802,085.94 - Step 4: Simplify right side
1,509,692,816,291.10x = 1,771,930,944,289,854,959,124,480 - Step 5: Solve for x
x = 1,771,930,944,289,854,959,124,480/1,509,692,816,291.10 - Step 6: Final answer
x = 1,173,702,971,338.90
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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.