Finding the Fourth Proportional to 4,367,580,779.90, 6,551,371,169.85 and 3,670,223,899.70
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Solution
The fourth proportional to 4,367,580,779.90, 6,551,371,169.85 and 3,670,223,899.70 is: 5,505,335,849.55
Step by Step Solution
- Step 1: Write the proportion equation
4,367,580,779.90 : 6,551,371,169.85 = 3,670,223,899.70 : x - Step 2: Convert to fraction form
4,367,580,779.90/6,551,371,169.85 = 3,670,223,899.70/x - Step 3: Cross multiply
4,367,580,779.90x = 6,551,371,169.85 × 3,670,223,899.70 - Step 4: Simplify right side
4,367,580,779.90x = 24,044,999,043,389,018,112 - Step 5: Solve for x
x = 24,044,999,043,389,018,112/4,367,580,779.90 - Step 6: Final answer
x = 5,505,335,849.55
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Double scale
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Similar ratio
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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.