Finding the Fourth Proportional to 124,502,847.30, 186,754,270.95 and 38,241,115.65
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Solution
The fourth proportional to 124,502,847.30, 186,754,270.95 and 38,241,115.65 is: 57,361,673.48
Step by Step Solution
- Step 1: Write the proportion equation
124,502,847.30 : 186,754,270.95 = 38,241,115.65 : x - Step 2: Convert to fraction form
124,502,847.30/186,754,270.95 = 38,241,115.65/x - Step 3: Cross multiply
124,502,847.30x = 186,754,270.95 × 38,241,115.65 - Step 4: Simplify right side
124,502,847.30x = 7,141,691,673,530,385 - Step 5: Solve for x
x = 7,141,691,673,530,385/124,502,847.30 - Step 6: Final answer
x = 57,361,673.48
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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.