Finding the Fourth Proportional to 135,498,725.75, 202,808,355.82 and 73,163,384.84
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Solution
The fourth proportional to 135,498,725.75, 202,808,355.82 and 73,163,384.84 is: 109,507,640.78
Step by Step Solution
- Step 1: Write the proportion equation
135,498,725.75 : 202,808,355.82 = 73,163,384.84 : x - Step 2: Convert to fraction form
135,498,725.75/202,808,355.82 = 73,163,384.84/x - Step 3: Cross multiply
135,498,725.75x = 202,808,355.82 × 73,163,384.84 - Step 4: Simplify right side
135,498,725.75x = 14,838,145,785,626,314 - Step 5: Solve for x
x = 14,838,145,785,626,314/135,498,725.75 - Step 6: Final answer
x = 109,507,640.78
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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.