Finding the Fourth Proportional to 4,983,052,682.40, 7,473,622,429.80 and 1,489,572,124.80
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Solution
The fourth proportional to 4,983,052,682.40, 7,473,622,429.80 and 1,489,572,124.80 is: 2,234,072,234.88
Step by Step Solution
- Step 1: Write the proportion equation
4,983,052,682.40 : 7,473,622,429.80 = 1,489,572,124.80 : x - Step 2: Convert to fraction form
4,983,052,682.40/7,473,622,429.80 = 1,489,572,124.80/x - Step 3: Cross multiply
4,983,052,682.40x = 7,473,622,429.80 × 1,489,572,124.80 - Step 4: Simplify right side
4,983,052,682.40x = 11,132,499,642,710,124,544 - Step 5: Solve for x
x = 11,132,499,642,710,124,544/4,983,052,682.40 - Step 6: Final answer
x = 2,234,072,234.88
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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.