Finding the Fourth Proportional to 3,542,950,251.40, 5,314,425,377.10 and 1,474,156,726.60
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Solution
The fourth proportional to 3,542,950,251.40, 5,314,425,377.10 and 1,474,156,726.60 is: 2,211,235,089.90
Step by Step Solution
- Step 1: Write the proportion equation
3,542,950,251.40 : 5,314,425,377.10 = 1,474,156,726.60 : x - Step 2: Convert to fraction form
3,542,950,251.40/5,314,425,377.10 = 1,474,156,726.60/x - Step 3: Cross multiply
3,542,950,251.40x = 5,314,425,377.10 × 1,474,156,726.60 - Step 4: Simplify right side
3,542,950,251.40x = 7,834,295,917,665,707,008 - Step 5: Solve for x
x = 7,834,295,917,665,707,008/3,542,950,251.40 - Step 6: Final answer
x = 2,211,235,089.90
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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.