Finding the Fourth Proportional to 1,771,482,250.90, 2,657,223,376.35 and 944,985,207.70
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Solution
The fourth proportional to 1,771,482,250.90, 2,657,223,376.35 and 944,985,207.70 is: 1,417,477,811.55
Step by Step Solution
- Step 1: Write the proportion equation
1,771,482,250.90 : 2,657,223,376.35 = 944,985,207.70 : x - Step 2: Convert to fraction form
1,771,482,250.90/2,657,223,376.35 = 944,985,207.70/x - Step 3: Cross multiply
1,771,482,250.90x = 2,657,223,376.35 × 944,985,207.70 - Step 4: Simplify right side
1,771,482,250.90x = 2,511,036,784,205,400,064 - Step 5: Solve for x
x = 2,511,036,784,205,400,064/1,771,482,250.90 - Step 6: Final answer
x = 1,417,477,811.55
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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.