Finding the Fourth Proportional to 264,134,711.10, 396,258,053.85 and 79,887,056.70
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Solution
The fourth proportional to 264,134,711.10, 396,258,053.85 and 79,887,056.70 is: 119,847,518.28
Step by Step Solution
- Step 1: Write the proportion equation
264,134,711.10 : 396,258,053.85 = 79,887,056.70 : x - Step 2: Convert to fraction form
264,134,711.10/396,258,053.85 = 79,887,056.70/x - Step 3: Cross multiply
264,134,711.10x = 396,258,053.85 × 79,887,056.70 - Step 4: Simplify right side
264,134,711.10x = 31,655,889,615,746,608 - Step 5: Solve for x
x = 31,655,889,615,746,608/264,134,711.10 - Step 6: Final answer
x = 119,847,518.28
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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.