Finding the Fourth Proportional to 547,264,089.09, 755,224,850.12 and 296,370,428.49
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Solution
The fourth proportional to 547,264,089.09, 755,224,850.12 and 296,370,428.49 is: 408,991,411.82
Step by Step Solution
- Step 1: Write the proportion equation
547,264,089.09 : 755,224,850.12 = 296,370,428.49 : x - Step 2: Convert to fraction form
547,264,089.09/755,224,850.12 = 296,370,428.49/x - Step 3: Cross multiply
547,264,089.09x = 755,224,850.12 × 296,370,428.49 - Step 4: Simplify right side
547,264,089.09x = 223,826,312,434,878,592 - Step 5: Solve for x
x = 223,826,312,434,878,592/547,264,089.09 - Step 6: Final answer
x = 408,991,411.82
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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.