Finding the Fourth Proportional to 5,516,352,000.20, 8,274,528,000.30 and 4,427,960,832.20
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Solution
The fourth proportional to 5,516,352,000.20, 8,274,528,000.30 and 4,427,960,832.20 is: 6,641,941,248.30
Step by Step Solution
- Step 1: Write the proportion equation
5,516,352,000.20 : 8,274,528,000.30 = 4,427,960,832.20 : x - Step 2: Convert to fraction form
5,516,352,000.20/8,274,528,000.30 = 4,427,960,832.20/x - Step 3: Cross multiply
5,516,352,000.20x = 8,274,528,000.30 × 4,427,960,832.20 - Step 4: Simplify right side
5,516,352,000.20x = 36,639,285,890,270,588,928 - Step 5: Solve for x
x = 36,639,285,890,270,588,928/5,516,352,000.20 - Step 6: Final answer
x = 6,641,941,248.30
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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.