Finding the Fourth Proportional to 1,535,337,427.20, 2,298,471,177.60 and 1,018,351,622.40
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Solution
The fourth proportional to 1,535,337,427.20, 2,298,471,177.60 and 1,018,351,622.40 is: 1,524,519,503.84
Step by Step Solution
- Step 1: Write the proportion equation
1,535,337,427.20 : 2,298,471,177.60 = 1,018,351,622.40 : x - Step 2: Convert to fraction form
1,535,337,427.20/2,298,471,177.60 = 1,018,351,622.40/x - Step 3: Cross multiply
1,535,337,427.20x = 2,298,471,177.60 × 1,018,351,622.40 - Step 4: Simplify right side
1,535,337,427.20x = 2,340,651,852,748,598,272 - Step 5: Solve for x
x = 2,340,651,852,748,598,272/1,535,337,427.20 - Step 6: Final answer
x = 1,524,519,503.84
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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.