Finding the Fourth Proportional to 9,920,232,023.90, 14,880,348,035.85 and 2,932,420,603.10
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Solution
The fourth proportional to 9,920,232,023.90, 14,880,348,035.85 and 2,932,420,603.10 is: 4,398,630,904.65
Step by Step Solution
- Step 1: Write the proportion equation
9,920,232,023.90 : 14,880,348,035.85 = 2,932,420,603.10 : x - Step 2: Convert to fraction form
9,920,232,023.90/14,880,348,035.85 = 2,932,420,603.10/x - Step 3: Cross multiply
9,920,232,023.90x = 14,880,348,035.85 × 2,932,420,603.10 - Step 4: Simplify right side
9,920,232,023.90x = 43,635,439,161,625,157,632 - Step 5: Solve for x
x = 43,635,439,161,625,157,632/9,920,232,023.90 - Step 6: Final answer
x = 4,398,630,904.65
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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.