Finding the Fourth Proportional to 1,532,315,974,519.60, 2,298,476,173,920.60 and 625,753,782,671.90
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Solution
The fourth proportional to 1,532,315,974,519.60, 2,298,476,173,920.60 and 625,753,782,671.90 is: 938,631,577,382.71
Step by Step Solution
- Step 1: Write the proportion equation
1,532,315,974,519.60 : 2,298,476,173,920.60 = 625,753,782,671.90 : x - Step 2: Convert to fraction form
1,532,315,974,519.60/2,298,476,173,920.60 = 625,753,782,671.90/x - Step 3: Cross multiply
1,532,315,974,519.60x = 2,298,476,173,920.60 × 625,753,782,671.90 - Step 4: Simplify right side
1,532,315,974,519.60x = 1,438,280,160,212,051,524,845,568 - Step 5: Solve for x
x = 1,438,280,160,212,051,524,845,568/1,532,315,974,519.60 - Step 6: Final answer
x = 938,631,577,382.71
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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.