Finding the Fourth Proportional to 628,169,822.24, 866,857,459 and 349,711,340
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Solution
The fourth proportional to 628,169,822.24, 866,857,459 and 349,711,340 is: 482,592,243.12
Step by Step Solution
- Step 1: Write the proportion equation
628,169,822.24 : 866,857,459 = 349,711,340 : x - Step 2: Convert to fraction form
628,169,822.24/866,857,459 = 349,711,340/x - Step 3: Cross multiply
628,169,822.24x = 866,857,459 × 349,711,340 - Step 4: Simplify right side
628,169,822.24x = 303,149,883,575,885,056 - Step 5: Solve for x
x = 303,149,883,575,885,056/628,169,822.24 - Step 6: Final answer
x = 482,592,243.12
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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.