Finding the Fourth Proportional to 1,584,171,817.20, 2,376,257,725.80 and 1,448,010,946.80
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Solution
The fourth proportional to 1,584,171,817.20, 2,376,257,725.80 and 1,448,010,946.80 is: 2,172,016,420.20
Step by Step Solution
- Step 1: Write the proportion equation
1,584,171,817.20 : 2,376,257,725.80 = 1,448,010,946.80 : x - Step 2: Convert to fraction form
1,584,171,817.20/2,376,257,725.80 = 1,448,010,946.80/x - Step 3: Cross multiply
1,584,171,817.20x = 2,376,257,725.80 × 1,448,010,946.80 - Step 4: Simplify right side
1,584,171,817.20x = 3,440,847,199,376,473,088 - Step 5: Solve for x
x = 3,440,847,199,376,473,088/1,584,171,817.20 - Step 6: Final answer
x = 2,172,016,420.20
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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.