Finding the Fourth Proportional to 87,070,208.08, 130,624,207.81 and 26,484,359.44
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Solution
The fourth proportional to 87,070,208.08, 130,624,207.81 and 26,484,359.44 is: 39,732,286.71
Step by Step Solution
- Step 1: Write the proportion equation
87,070,208.08 : 130,624,207.81 = 26,484,359.44 : x - Step 2: Convert to fraction form
87,070,208.08/130,624,207.81 = 26,484,359.44/x - Step 3: Cross multiply
87,070,208.08x = 130,624,207.81 × 26,484,359.44 - Step 4: Simplify right side
87,070,208.08x = 3,459,498,471,205,295.50 - Step 5: Solve for x
x = 3,459,498,471,205,295.50/87,070,208.08 - Step 6: Final answer
x = 39,732,286.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.