Finding the Fourth Proportional to 3,018,999,892,305.30, 4,529,135,926,031.20 and 979,075,899,134.48
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Solution
The fourth proportional to 3,018,999,892,305.30, 4,529,135,926,031.20 and 979,075,899,134.48 is: 1,468,820,134,900.77
Step by Step Solution
- Step 1: Write the proportion equation
3,018,999,892,305.30 : 4,529,135,926,031.20 = 979,075,899,134.48 : x - Step 2: Convert to fraction form
3,018,999,892,305.30/4,529,135,926,031.20 = 979,075,899,134.48/x - Step 3: Cross multiply
3,018,999,892,305.30x = 4,529,135,926,031.20 × 979,075,899,134.48 - Step 4: Simplify right side
3,018,999,892,305.30x = 4,434,367,829,081,273,155,977,216 - Step 5: Solve for x
x = 4,434,367,829,081,273,155,977,216/3,018,999,892,305.30 - Step 6: Final answer
x = 1,468,820,134,900.77
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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.