Finding the Fourth Proportional to 305,460,087.84, 458,233,173.36 and 98,128,977.12
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Solution
The fourth proportional to 305,460,087.84, 458,233,173.36 and 98,128,977.12 is: 147,207,292.78
Step by Step Solution
- Step 1: Write the proportion equation
305,460,087.84 : 458,233,173.36 = 98,128,977.12 : x - Step 2: Convert to fraction form
305,460,087.84/458,233,173.36 = 98,128,977.12/x - Step 3: Cross multiply
305,460,087.84x = 458,233,173.36 × 98,128,977.12 - Step 4: Simplify right side
305,460,087.84x = 44,965,952,584,268,440 - Step 5: Solve for x
x = 44,965,952,584,268,440/305,460,087.84 - Step 6: Final answer
x = 147,207,292.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.