Finding the Fourth Proportional to 1,850,815,811.97, 2,776,125,941.01 and 607,082,446.77
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Solution
The fourth proportional to 1,850,815,811.97, 2,776,125,941.01 and 607,082,446.77 is: 910,591,598.53
Step by Step Solution
- Step 1: Write the proportion equation
1,850,815,811.97 : 2,776,125,941.01 = 607,082,446.77 : x - Step 2: Convert to fraction form
1,850,815,811.97/2,776,125,941.01 = 607,082,446.77/x - Step 3: Cross multiply
1,850,815,811.97x = 2,776,125,941.01 × 607,082,446.77 - Step 4: Simplify right side
1,850,815,811.97x = 1,685,337,328,810,019,584 - Step 5: Solve for x
x = 1,685,337,328,810,019,584/1,850,815,811.97 - Step 6: Final answer
x = 910,591,598.53
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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.