Finding the Fourth Proportional to 50,219,587.68, 69,310,594.80 and 30,651,847.02
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Solution
The fourth proportional to 50,219,587.68, 69,310,594.80 and 30,651,847.02 is: 42,304,165.50
Step by Step Solution
- Step 1: Write the proportion equation
50,219,587.68 : 69,310,594.80 = 30,651,847.02 : x - Step 2: Convert to fraction form
50,219,587.68/69,310,594.80 = 30,651,847.02/x - Step 3: Cross multiply
50,219,587.68x = 69,310,594.80 × 30,651,847.02 - Step 4: Simplify right side
50,219,587.68x = 2,124,497,748,674,807.25 - Step 5: Solve for x
x = 2,124,497,748,674,807.25/50,219,587.68 - Step 6: Final answer
x = 42,304,165.50
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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.