Finding the Fourth Proportional to 1,473,126,529,886.70, 2,032,892,976,230.70 and 822,814,603,941.65
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Solution
The fourth proportional to 1,473,126,529,886.70, 2,032,892,976,230.70 and 822,814,603,941.65 is: 1,135,472,069,206.22
Step by Step Solution
- Step 1: Write the proportion equation
1,473,126,529,886.70 : 2,032,892,976,230.70 = 822,814,603,941.65 : x - Step 2: Convert to fraction form
1,473,126,529,886.70/2,032,892,976,230.70 = 822,814,603,941.65/x - Step 3: Cross multiply
1,473,126,529,886.70x = 2,032,892,976,230.70 × 822,814,603,941.65 - Step 4: Simplify right side
1,473,126,529,886.70x = 1,672,694,029,093,025,626,456,064 - Step 5: Solve for x
x = 1,672,694,029,093,025,626,456,064/1,473,126,529,886.70 - Step 6: Final answer
x = 1,135,472,069,206.22
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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.