Finding the Fourth Proportional to 536,660,473.84, 740,593,961.88 and 304,886,183.92
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Solution
The fourth proportional to 536,660,473.84, 740,593,961.88 and 304,886,183.92 is: 420,744,358.64
Step by Step Solution
- Step 1: Write the proportion equation
536,660,473.84 : 740,593,961.88 = 304,886,183.92 : x - Step 2: Convert to fraction form
536,660,473.84/740,593,961.88 = 304,886,183.92/x - Step 3: Cross multiply
536,660,473.84x = 740,593,961.88 × 304,886,183.92 - Step 4: Simplify right side
536,660,473.84x = 225,796,866,871,787,168 - Step 5: Solve for x
x = 225,796,866,871,787,168/536,660,473.84 - Step 6: Final answer
x = 420,744,358.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.