Finding the Fourth Proportional to 99,794,260.40, 149,713,163.40 and 56,684,116.40
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Solution
The fourth proportional to 99,794,260.40, 149,713,163.40 and 56,684,116.40 is: 85,038,541.76
Step by Step Solution
- Step 1: Write the proportion equation
99,794,260.40 : 149,713,163.40 = 56,684,116.40 : x - Step 2: Convert to fraction form
99,794,260.40/149,713,163.40 = 56,684,116.40/x - Step 3: Cross multiply
99,794,260.40x = 149,713,163.40 × 56,684,116.40 - Step 4: Simplify right side
99,794,260.40x = 8,486,358,380,777,820 - Step 5: Solve for x
x = 8,486,358,380,777,820/99,794,260.40 - Step 6: Final answer
x = 85,038,541.76
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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.