Finding the Fourth Proportional to 580,564,465.49, 801,153,117.78 and 339,182,814.09
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Solution
The fourth proportional to 580,564,465.49, 801,153,117.78 and 339,182,814.09 is: 468,057,184.27
Step by Step Solution
- Step 1: Write the proportion equation
580,564,465.49 : 801,153,117.78 = 339,182,814.09 : x - Step 2: Convert to fraction form
580,564,465.49/801,153,117.78 = 339,182,814.09/x - Step 3: Cross multiply
580,564,465.49x = 801,153,117.78 × 339,182,814.09 - Step 4: Simplify right side
580,564,465.49x = 271,737,369,005,597,568 - Step 5: Solve for x
x = 271,737,369,005,597,568/580,564,465.49 - Step 6: Final answer
x = 468,057,184.27
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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.