Finding the Fourth Proportional to 86,681,395.94, 119,620,486.26 and 46,988,803.94
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Solution
The fourth proportional to 86,681,395.94, 119,620,486.26 and 46,988,803.94 is: 64,844,636.09
Step by Step Solution
- Step 1: Write the proportion equation
86,681,395.94 : 119,620,486.26 = 46,988,803.94 : x - Step 2: Convert to fraction form
86,681,395.94/119,620,486.26 = 46,988,803.94/x - Step 3: Cross multiply
86,681,395.94x = 119,620,486.26 × 46,988,803.94 - Step 4: Simplify right side
86,681,395.94x = 5,620,823,575,480,502 - Step 5: Solve for x
x = 5,620,823,575,480,502/86,681,395.94 - Step 6: Final answer
x = 64,844,636.09
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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.