Finding the Fourth Proportional to 135,498,724.75, 202,808,354.32 and 73,163,383.84
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Solution
The fourth proportional to 135,498,724.75, 202,808,354.32 and 73,163,383.84 is: 109,507,639.28
Step by Step Solution
- Step 1: Write the proportion equation
135,498,724.75 : 202,808,354.32 = 73,163,383.84 : x - Step 2: Convert to fraction form
135,498,724.75/202,808,354.32 = 73,163,383.84/x - Step 3: Cross multiply
135,498,724.75x = 202,808,354.32 × 73,163,383.84 - Step 4: Simplify right side
135,498,724.75x = 14,838,145,473,072,882 - Step 5: Solve for x
x = 14,838,145,473,072,882/135,498,724.75 - Step 6: Final answer
x = 109,507,639.28
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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.