Finding the Fourth Proportional to 1,480,630,532.84, 2,207,708,581.37 and 1,439,951,381.90
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Solution
The fourth proportional to 1,480,630,532.84, 2,207,708,581.37 and 1,439,951,381.90 is: 2,147,053,537.04
Step by Step Solution
- Step 1: Write the proportion equation
1,480,630,532.84 : 2,207,708,581.37 = 1,439,951,381.90 : x - Step 2: Convert to fraction form
1,480,630,532.84/2,207,708,581.37 = 1,439,951,381.90/x - Step 3: Cross multiply
1,480,630,532.84x = 2,207,708,581.37 × 1,439,951,381.90 - Step 4: Simplify right side
1,480,630,532.84x = 3,178,993,022,576,220,160 - Step 5: Solve for x
x = 3,178,993,022,576,220,160/1,480,630,532.84 - Step 6: Final answer
x = 2,147,053,537.04
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.