Finding the Fourth Proportional to 383,201,909.24, 528,818,552.98 and 206,989,906.41
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Solution
The fourth proportional to 383,201,909.24, 528,818,552.98 and 206,989,906.41 is: 285,646,026.68
Step by Step Solution
- Step 1: Write the proportion equation
383,201,909.24 : 528,818,552.98 = 206,989,906.41 : x - Step 2: Convert to fraction form
383,201,909.24/528,818,552.98 = 206,989,906.41/x - Step 3: Cross multiply
383,201,909.24x = 528,818,552.98 × 206,989,906.41 - Step 4: Simplify right side
383,201,909.24x = 109,460,102,789,201,824 - Step 5: Solve for x
x = 109,460,102,789,201,824/383,201,909.24 - Step 6: Final answer
x = 285,646,026.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.