Finding the Fourth Proportional to 162,550,918.35, 224,320,413.99 and 88,211,479.62
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Solution
The fourth proportional to 162,550,918.35, 224,320,413.99 and 88,211,479.62 is: 121,731,921.47
Step by Step Solution
- Step 1: Write the proportion equation
162,550,918.35 : 224,320,413.99 = 88,211,479.62 : x - Step 2: Convert to fraction form
162,550,918.35/224,320,413.99 = 88,211,479.62/x - Step 3: Cross multiply
162,550,918.35x = 224,320,413.99 × 88,211,479.62 - Step 4: Simplify right side
162,550,918.35x = 19,787,635,627,028,848 - Step 5: Solve for x
x = 19,787,635,627,028,848/162,550,918.35 - Step 6: Final answer
x = 121,731,921.47
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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.