Finding the Fourth Proportional to 1,532,315,974,383.80, 2,298,476,173,716 and 625,753,782,534.80
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Solution
The fourth proportional to 1,532,315,974,383.80, 2,298,476,173,716 and 625,753,782,534.80 is: 938,631,577,176.69
Step by Step Solution
- Step 1: Write the proportion equation
1,532,315,974,383.80 : 2,298,476,173,716 = 625,753,782,534.80 : x - Step 2: Convert to fraction form
1,532,315,974,383.80/2,298,476,173,716 = 625,753,782,534.80/x - Step 3: Cross multiply
1,532,315,974,383.80x = 2,298,476,173,716 × 625,753,782,534.80 - Step 4: Simplify right side
1,532,315,974,383.80x = 1,438,280,159,768,901,094,211,584 - Step 5: Solve for x
x = 1,438,280,159,768,901,094,211,584/1,532,315,974,383.80 - Step 6: Final answer
x = 938,631,577,176.69
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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.