Finding the Fourth Proportional to 3,428,002,002.44, 4,725,860,750.40 and 2,299,173,488.75
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Solution
The fourth proportional to 3,428,002,002.44, 4,725,860,750.40 and 2,299,173,488.75 is: 3,169,652,100.88
Step by Step Solution
- Step 1: Write the proportion equation
3,428,002,002.44 : 4,725,860,750.40 = 2,299,173,488.75 : x - Step 2: Convert to fraction form
3,428,002,002.44/4,725,860,750.40 = 2,299,173,488.75/x - Step 3: Cross multiply
3,428,002,002.44x = 4,725,860,750.40 × 2,299,173,488.75 - Step 4: Simplify right side
3,428,002,002.44x = 10,865,573,748,843,859,968 - Step 5: Solve for x
x = 10,865,573,748,843,859,968/3,428,002,002.44 - Step 6: Final answer
x = 3,169,652,100.88
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1.5x scale
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.