Finding the Fourth Proportional to 625,154,438.12, 937,817,889.12 and 362,962,467.68
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Solution
The fourth proportional to 625,154,438.12, 937,817,889.12 and 362,962,467.68 is: 544,493,767.48
Step by Step Solution
- Step 1: Write the proportion equation
625,154,438.12 : 937,817,889.12 = 362,962,467.68 : x - Step 2: Convert to fraction form
625,154,438.12/937,817,889.12 = 362,962,467.68/x - Step 3: Cross multiply
625,154,438.12x = 937,817,889.12 × 362,962,467.68 - Step 4: Simplify right side
625,154,438.12x = 340,392,695,269,443,840 - Step 5: Solve for x
x = 340,392,695,269,443,840/625,154,438.12 - Step 6: Final answer
x = 544,493,767.48
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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.