Finding the Fourth Proportional to 176,157,405.70, 264,236,108.55 and 130,807,773.70
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Solution
The fourth proportional to 176,157,405.70, 264,236,108.55 and 130,807,773.70 is: 196,211,660.55
Step by Step Solution
- Step 1: Write the proportion equation
176,157,405.70 : 264,236,108.55 = 130,807,773.70 : x - Step 2: Convert to fraction form
176,157,405.70/264,236,108.55 = 130,807,773.70/x - Step 3: Cross multiply
176,157,405.70x = 264,236,108.55 × 130,807,773.70 - Step 4: Simplify right side
176,157,405.70x = 34,564,137,090,577,036 - Step 5: Solve for x
x = 34,564,137,090,577,036/176,157,405.70 - Step 6: Final answer
x = 196,211,660.55
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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.