Finding the Fourth Proportional to 541,606,554.99, 747,438,476.45 and 303,453,793.71
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Solution
The fourth proportional to 541,606,554.99, 747,438,476.45 and 303,453,793.71 is: 418,778,242.53
Step by Step Solution
- Step 1: Write the proportion equation
541,606,554.99 : 747,438,476.45 = 303,453,793.71 : x - Step 2: Convert to fraction form
541,606,554.99/747,438,476.45 = 303,453,793.71/x - Step 3: Cross multiply
541,606,554.99x = 747,438,476.45 × 303,453,793.71 - Step 4: Simplify right side
541,606,554.99x = 226,813,041,242,057,728 - Step 5: Solve for x
x = 226,813,041,242,057,728/541,606,554.99 - Step 6: Final answer
x = 418,778,242.53
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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.