Finding the Fourth Proportional to 3,492,352,435.20, 5,238,528,652.80 and 1,745,824,732.80
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Solution
The fourth proportional to 3,492,352,435.20, 5,238,528,652.80 and 1,745,824,732.80 is: 2,618,737,099.20
Step by Step Solution
- Step 1: Write the proportion equation
3,492,352,435.20 : 5,238,528,652.80 = 1,745,824,732.80 : x - Step 2: Convert to fraction form
3,492,352,435.20/5,238,528,652.80 = 1,745,824,732.80/x - Step 3: Cross multiply
3,492,352,435.20x = 5,238,528,652.80 × 1,745,824,732.80 - Step 4: Simplify right side
3,492,352,435.20x = 9,145,552,885,539,703,808 - Step 5: Solve for x
x = 9,145,552,885,539,703,808/3,492,352,435.20 - Step 6: Final answer
x = 2,618,737,099.20
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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.