Finding the Fourth Proportional to 67,996,830.90, 101,995,246.35 and 57,474,299.10
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Solution
The fourth proportional to 67,996,830.90, 101,995,246.35 and 57,474,299.10 is: 86,211,448.65
Step by Step Solution
- Step 1: Write the proportion equation
67,996,830.90 : 101,995,246.35 = 57,474,299.10 : x - Step 2: Convert to fraction form
67,996,830.90/101,995,246.35 = 57,474,299.10/x - Step 3: Cross multiply
67,996,830.90x = 101,995,246.35 × 57,474,299.10 - Step 4: Simplify right side
67,996,830.90x = 5,862,105,295,498,083 - Step 5: Solve for x
x = 5,862,105,295,498,083/67,996,830.90 - Step 6: Final answer
x = 86,211,448.65
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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.