Finding the Fourth Proportional to 97,567,439.09, 146,221,118.24 and 51,498,478.18
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Solution
The fourth proportional to 97,567,439.09, 146,221,118.24 and 51,498,478.18 is: 77,179,078.78
Step by Step Solution
- Step 1: Write the proportion equation
97,567,439.09 : 146,221,118.24 = 51,498,478.18 : x - Step 2: Convert to fraction form
97,567,439.09/146,221,118.24 = 51,498,478.18/x - Step 3: Cross multiply
97,567,439.09x = 146,221,118.24 × 51,498,478.18 - Step 4: Simplify right side
97,567,439.09x = 7,530,165,067,353,060 - Step 5: Solve for x
x = 7,530,165,067,353,060/97,567,439.09 - Step 6: Final answer
x = 77,179,078.78
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1.5x scale
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.