Finding the Fourth Proportional to 616,843,239.23, 851,238,670.32 and 334,584,974.95
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Solution
The fourth proportional to 616,843,239.23, 851,238,670.32 and 334,584,974.95 is: 461,724,553.45
Step by Step Solution
- Step 1: Write the proportion equation
616,843,239.23 : 851,238,670.32 = 334,584,974.95 : x - Step 2: Convert to fraction form
616,843,239.23/851,238,670.32 = 334,584,974.95/x - Step 3: Cross multiply
616,843,239.23x = 851,238,670.32 × 334,584,974.95 - Step 4: Simplify right side
616,843,239.23x = 284,811,669,183,360,416 - Step 5: Solve for x
x = 284,811,669,183,360,416/616,843,239.23 - Step 6: Final answer
x = 461,724,553.45
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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.