Finding the Fourth Proportional to 623,823,447.24, 860,876,565.46 and 341,583,738.84
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Solution
The fourth proportional to 623,823,447.24, 860,876,565.46 and 341,583,738.84 is: 471,385,673.64
Step by Step Solution
- Step 1: Write the proportion equation
623,823,447.24 : 860,876,565.46 = 341,583,738.84 : x - Step 2: Convert to fraction form
623,823,447.24/860,876,565.46 = 341,583,738.84/x - Step 3: Cross multiply
623,823,447.24x = 860,876,565.46 × 341,583,738.84 - Step 4: Simplify right side
623,823,447.24x = 294,061,435,909,564,800 - Step 5: Solve for x
x = 294,061,435,909,564,800/623,823,447.24 - Step 6: Final answer
x = 471,385,673.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.