Finding the Fourth Proportional to 151,758,797.08, 209,339,724.45 and 91,365,750.16
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Solution
The fourth proportional to 151,758,797.08, 209,339,724.45 and 91,365,750.16 is: 126,032,107.07
Step by Step Solution
- Step 1: Write the proportion equation
151,758,797.08 : 209,339,724.45 = 91,365,750.16 : x - Step 2: Convert to fraction form
151,758,797.08/209,339,724.45 = 91,365,750.16/x - Step 3: Cross multiply
151,758,797.08x = 209,339,724.45 × 91,365,750.16 - Step 4: Simplify right side
151,758,797.08x = 19,126,480,961,615,244 - Step 5: Solve for x
x = 19,126,480,961,615,244/151,758,797.08 - Step 6: Final answer
x = 126,032,107.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.