Finding the Fourth Proportional to 3,018,999,892,302.80, 4,529,135,926,027.50 and 979,075,899,131.95
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Solution
The fourth proportional to 3,018,999,892,302.80, 4,529,135,926,027.50 and 979,075,899,131.95 is: 1,468,820,134,896.99
Step by Step Solution
- Step 1: Write the proportion equation
3,018,999,892,302.80 : 4,529,135,926,027.50 = 979,075,899,131.95 : x - Step 2: Convert to fraction form
3,018,999,892,302.80/4,529,135,926,027.50 = 979,075,899,131.95/x - Step 3: Cross multiply
3,018,999,892,302.80x = 4,529,135,926,027.50 × 979,075,899,131.95 - Step 4: Simplify right side
3,018,999,892,302.80x = 4,434,367,829,066,191,378,317,312 - Step 5: Solve for x
x = 4,434,367,829,066,191,378,317,312/3,018,999,892,302.80 - Step 6: Final answer
x = 1,468,820,134,896.99
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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.