Finding the Fourth Proportional to 2,271,438,299.84, 3,134,594,299.68 and 1,228,396,763.84
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Solution
The fourth proportional to 2,271,438,299.84, 3,134,594,299.68 and 1,228,396,763.84 is: 1,695,192,642.45
Step by Step Solution
- Step 1: Write the proportion equation
2,271,438,299.84 : 3,134,594,299.68 = 1,228,396,763.84 : x - Step 2: Convert to fraction form
2,271,438,299.84/3,134,594,299.68 = 1,228,396,763.84/x - Step 3: Cross multiply
2,271,438,299.84x = 3,134,594,299.68 × 1,228,396,763.84 - Step 4: Simplify right side
2,271,438,299.84x = 3,850,525,493,678,222,848 - Step 5: Solve for x
x = 3,850,525,493,678,222,848/2,271,438,299.84 - Step 6: Final answer
x = 1,695,192,642.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.