Finding the Fourth Proportional to 56,775,216.48, 85,113,698.88 and 48,195,372.48
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Solution
The fourth proportional to 56,775,216.48, 85,113,698.88 and 48,195,372.48 is: 72,251,356.75
Step by Step Solution
- Step 1: Write the proportion equation
56,775,216.48 : 85,113,698.88 = 48,195,372.48 : x - Step 2: Convert to fraction form
56,775,216.48/85,113,698.88 = 48,195,372.48/x - Step 3: Cross multiply
56,775,216.48x = 85,113,698.88 × 48,195,372.48 - Step 4: Simplify right side
56,775,216.48x = 4,102,086,420,672,158.50 - Step 5: Solve for x
x = 4,102,086,420,672,158.50/56,775,216.48 - Step 6: Final answer
x = 72,251,356.75
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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.