Finding the Fourth Proportional to 176,280,134.10, 264,420,201.15 and 107,303,903.70
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Solution
The fourth proportional to 176,280,134.10, 264,420,201.15 and 107,303,903.70 is: 160,955,855.55
Step by Step Solution
- Step 1: Write the proportion equation
176,280,134.10 : 264,420,201.15 = 107,303,903.70 : x - Step 2: Convert to fraction form
176,280,134.10/264,420,201.15 = 107,303,903.70/x - Step 3: Cross multiply
176,280,134.10x = 264,420,201.15 × 107,303,903.70 - Step 4: Simplify right side
176,280,134.10x = 28,373,319,800,534,232 - Step 5: Solve for x
x = 28,373,319,800,534,232/176,280,134.10 - Step 6: Final answer
x = 160,955,855.55
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1.5x scale
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.