Finding the Fourth Proportional to 111,370,054.08, 153,691,723.68 and 62,478,531.84
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Solution
The fourth proportional to 111,370,054.08, 153,691,723.68 and 62,478,531.84 is: 86,220,962.46
Step by Step Solution
- Step 1: Write the proportion equation
111,370,054.08 : 153,691,723.68 = 62,478,531.84 : x - Step 2: Convert to fraction form
111,370,054.08/153,691,723.68 = 62,478,531.84/x - Step 3: Cross multiply
111,370,054.08x = 153,691,723.68 × 62,478,531.84 - Step 4: Simplify right side
111,370,054.08x = 9,602,433,251,485,362 - Step 5: Solve for x
x = 9,602,433,251,485,362/111,370,054.08 - Step 6: Final answer
x = 86,220,962.46
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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.