Finding the Fourth Proportional to 3,207,705,787.35, 4,808,776,587.12 and 1,241,205,354.99
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Solution
The fourth proportional to 3,207,705,787.35, 4,808,776,587.12 and 1,241,205,354.99 is: 1,860,731,515.47
Step by Step Solution
- Step 1: Write the proportion equation
3,207,705,787.35 : 4,808,776,587.12 = 1,241,205,354.99 : x - Step 2: Convert to fraction form
3,207,705,787.35/4,808,776,587.12 = 1,241,205,354.99/x - Step 3: Cross multiply
3,207,705,787.35x = 4,808,776,587.12 × 1,241,205,354.99 - Step 4: Simplify right side
3,207,705,787.35x = 5,968,679,250,883,879,936 - Step 5: Solve for x
x = 5,968,679,250,883,879,936/3,207,705,787.35 - Step 6: Final answer
x = 1,860,731,515.47
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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.