Finding the Fourth Proportional to 5,511,037,511.80, 8,266,556,267.70 and 2,016,281,495.80
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Solution
The fourth proportional to 5,511,037,511.80, 8,266,556,267.70 and 2,016,281,495.80 is: 3,024,422,243.70
Step by Step Solution
- Step 1: Write the proportion equation
5,511,037,511.80 : 8,266,556,267.70 = 2,016,281,495.80 : x - Step 2: Convert to fraction form
5,511,037,511.80/8,266,556,267.70 = 2,016,281,495.80/x - Step 3: Cross multiply
5,511,037,511.80x = 8,266,556,267.70 × 2,016,281,495.80 - Step 4: Simplify right side
5,511,037,511.80x = 16,667,704,436,553,021,440 - Step 5: Solve for x
x = 16,667,704,436,553,021,440/5,511,037,511.80 - Step 6: Final answer
x = 3,024,422,243.70
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1.5x scale
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.