Finding the Fourth Proportional to 607,271,305.20, 910,906,957.80 and 377,688,793.20
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Solution
The fourth proportional to 607,271,305.20, 910,906,957.80 and 377,688,793.20 is: 566,533,189.80
Step by Step Solution
- Step 1: Write the proportion equation
607,271,305.20 : 910,906,957.80 = 377,688,793.20 : x - Step 2: Convert to fraction form
607,271,305.20/910,906,957.80 = 377,688,793.20/x - Step 3: Cross multiply
607,271,305.20x = 910,906,957.80 × 377,688,793.20 - Step 4: Simplify right side
607,271,305.20x = 344,039,349,608,965,312 - Step 5: Solve for x
x = 344,039,349,608,965,312/607,271,305.20 - Step 6: Final answer
x = 566,533,189.80
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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.