Finding the Fourth Proportional to 225,239,246.70, 315,788,441.70 and 225,239,246.70
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Solution
The fourth proportional to 225,239,246.70, 315,788,441.70 and 225,239,246.70 is: 315,788,441.70
Step by Step Solution
- Step 1: Write the proportion equation
225,239,246.70 : 315,788,441.70 = 225,239,246.70 : x - Step 2: Convert to fraction form
225,239,246.70/315,788,441.70 = 225,239,246.70/x - Step 3: Cross multiply
225,239,246.70x = 315,788,441.70 × 225,239,246.70 - Step 4: Simplify right side
225,239,246.70x = 71,127,950,725,074,864 - Step 5: Solve for x
x = 71,127,950,725,074,864/225,239,246.70 - Step 6: Final answer
x = 315,788,441.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.