Finding the Fourth Proportional to 111,370,094.08, 153,691,778.64 and 62,478,571.84
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Solution
The fourth proportional to 111,370,094.08, 153,691,778.64 and 62,478,571.84 is: 86,221,017.52
Step by Step Solution
- Step 1: Write the proportion equation
111,370,094.08 : 153,691,778.64 = 62,478,571.84 : x - Step 2: Convert to fraction form
111,370,094.08/153,691,778.64 = 62,478,571.84/x - Step 3: Cross multiply
111,370,094.08x = 153,691,778.64 × 62,478,571.84 - Step 4: Simplify right side
111,370,094.08x = 9,602,442,832,976,618 - Step 5: Solve for x
x = 9,602,442,832,976,618/111,370,094.08 - Step 6: Final answer
x = 86,221,017.52
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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.